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gecko-dev/dom/bluetooth2/bluez/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 "jsapi.h"
#include "mozilla/dom/bluetooth/BluetoothTypes.h"
#include "mozilla/Services.h"
#include "mozilla/StaticPtr.h"
#include "nsContentUtils.h"
#include "nsIObserverService.h"
#include "nsISettingsService.h"
#include "nsServiceManagerUtils.h"
#include "mozilla/dom/BindingUtils.h"
#include "mozilla/dom/SettingChangeNotificationBinding.h"
#ifdef MOZ_B2G_RIL
#include "nsIIccInfo.h"
#include "nsIIccProvider.h"
#include "nsIMobileConnectionInfo.h"
#include "nsIMobileConnectionService.h"
#include "nsIMobileNetworkInfo.h"
#include "nsITelephonyService.h"
#include "nsRadioInterfaceLayer.h"
#endif
/**
* 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)
#ifdef MOZ_B2G_RIL
/**
* 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
#endif
#define CR_LF "\xd\xa";
#define MOZSETTINGS_CHANGED_ID "mozsettings-changed"
#define AUDIO_VOLUME_BT_SCO_ID "audio.volume.bt_sco"
#define RESPONSE_CIEV "+CIEV: "
#define RESPONSE_CIND "+CIND: "
#define RESPONSE_CLCC "+CLCC: "
#define RESPONSE_BRSF "+BRSF: "
#define RESPONSE_VGS "+VGS: "
#define RESPONSE_CME_ERROR "+CME ERROR: "
using namespace mozilla;
using namespace mozilla::ipc;
USING_BLUETOOTH_NAMESPACE
namespace {
StaticRefPtr<BluetoothHfpManager> sBluetoothHfpManager;
bool sInShutdown = false;
static const char kHfpCrlf[] = "\xd\xa";
#ifdef MOZ_B2G_RIL
// 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
#endif // MOZ_B2G_RIL
} // anonymous namespace
#ifdef MOZ_B2G_RIL
/* 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
};
#endif // MOZ_B2G_RIL
typedef struct {
const char* name;
const char* range;
int value;
bool activated;
} CINDItem;
enum CINDType {
BATTCHG = 1,
#ifdef MOZ_B2G_RIL
CALL,
CALLHELD,
CALLSETUP,
SERVICE,
SIGNAL,
ROAM
#endif
};
static CINDItem sCINDItems[] = {
{},
{"battchg", "0-5", 5, true},
#ifdef MOZ_B2G_RIL
{"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}
#endif
};
class BluetoothHfpManager::GetVolumeTask MOZ_FINAL
: public nsISettingsServiceCallback
{
public:
NS_DECL_ISUPPORTS
NS_IMETHOD
Handle(const nsAString& aName, JS::Handle<JS::Value> aResult)
{
MOZ_ASSERT(NS_IsMainThread());
JSContext *cx = nsContentUtils::GetCurrentJSContext();
NS_ENSURE_TRUE(cx, NS_OK);
if (!aResult.isNumber()) {
BT_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)
{
BT_WARNING("Unable to get value for '" AUDIO_VOLUME_BT_SCO_ID "'");
return NS_OK;
}
};
NS_IMPL_ISUPPORTS(BluetoothHfpManager::GetVolumeTask,
nsISettingsServiceCallback);
NS_IMETHODIMP
BluetoothHfpManager::Observe(nsISupports* aSubject,
const char* aTopic,
const char16_t* aData)
{
if (!strcmp(aTopic, MOZSETTINGS_CHANGED_ID)) {
HandleVolumeChanged(aSubject);
} 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 = round(aBatteryInfo.level() * 5.0);
if (level != sCINDItems[CINDType::BATTCHG].value) {
sCINDItems[CINDType::BATTCHG].value = level;
SendCommand(RESPONSE_CIEV, CINDType::BATTCHG);
}
}
#ifdef MOZ_B2G_RIL
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) {
BT_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;
};
#endif // MOZ_B2G_RIL
class BluetoothHfpManager::CloseScoTask : public Task
{
private:
void Run() MOZ_OVERRIDE
{
MOZ_ASSERT(sBluetoothHfpManager);
sBluetoothHfpManager->DisconnectSco();
}
};
#ifdef MOZ_B2G_RIL
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);
}
/**
* Call
*/
Call::Call()
{
Reset();
}
void
Call::Reset()
{
mState = nsITelephonyService::CALL_STATE_DISCONNECTED;
mDirection = false;
mIsConference = false;
mNumber.Truncate();
mType = TOA_UNKNOWN;
}
bool
Call::IsActive()
{
return (mState == nsITelephonyService::CALL_STATE_CONNECTED);
}
#endif // MOZ_B2G_RIL
/**
* BluetoothHfpManager
*/
BluetoothHfpManager::BluetoothHfpManager()
{
#ifdef MOZ_B2G_RIL
mPhoneType = PhoneType::NONE;
#endif // MOZ_B2G_RIL
Reset();
}
#ifdef MOZ_B2G_RIL
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);
if (mPhoneType == PhoneType::CDMA) {
mCdmaSecondCall.Reset();
}
}
#endif // MOZ_B2G_RIL
void
BluetoothHfpManager::Reset()
{
#ifdef MOZ_B2G_RIL
sStopSendingRingFlag = true;
sCINDItems[CINDType::CALL].value = CallState::NO_CALL;
sCINDItems[CINDType::CALLSETUP].value = CallSetupState::NO_CALLSETUP;
sCINDItems[CINDType::CALLHELD].value = CallHeldState::NO_CALLHELD;
#endif
for (uint8_t i = 1; i < ArrayLength(sCINDItems); i++) {
sCINDItems[i].activated = true;
}
#ifdef MOZ_B2G_RIL
mCCWA = false;
mCLIP = 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;
ResetCallArray();
#endif
mCMEE = false;
mCMER = false;
mConnectScoRequest = false;
mSlcConnected = false;
mIsHsp = false;
mReceiveVgsFlag = false;
mController = nullptr;
}
bool
BluetoothHfpManager::Init()
{
// The function must run at b2g process since it would access SettingsService.
MOZ_ASSERT(IsMainProcess());
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);
// Update to the latest battery level
hal::BatteryInformation batteryInfo;
hal::GetCurrentBatteryInformation(&batteryInfo);
Notify(batteryInfo);
#ifdef MOZ_B2G_RIL
mListener = new BluetoothRilListener();
if (!mListener->Listen(true)) {
BT_WARNING("Failed to start listening RIL");
return false;
}
#endif
nsCOMPtr<nsISettingsService> settings =
do_GetService("@mozilla.org/settingsService;1");
NS_ENSURE_TRUE(settings, false);
nsCOMPtr<nsISettingsServiceLock> settingsLock;
nsresult rv = settings->CreateLock(nullptr, 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()
{
#ifdef MOZ_B2G_RIL
if (!mListener->Listen(false)) {
BT_WARNING("Failed to stop listening RIL");
}
mListener = nullptr;
#endif
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 = services::GetObserverService();
NS_ENSURE_TRUE_VOID(obs);
if (NS_FAILED(obs->NotifyObservers(this, NS_ConvertUTF16toUTF8(aType).get(),
mDeviceAddress.get()))) {
BT_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);
}
#ifdef MOZ_B2G_RIL
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)) {
BT_WARNING("Failed to broadcast system message to dialer");
}
}
#endif // MOZ_B2G_RIL
void
BluetoothHfpManager::HandleVolumeChanged(nsISupports* aSubject)
{
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}
RootedDictionary<dom::SettingChangeNotification> setting(nsContentUtils::RootingCx());
if (!WrappedJSToDictionary(aSubject, setting)) {
return;
}
if (!setting.mKey.EqualsASCII(AUDIO_VOLUME_BT_SCO_ID)) {
return;
}
if (!setting.mValue.isNumber()) {
return;
}
mCurrentVgs = setting.mValue.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(RESPONSE_VGS, mCurrentVgs);
}
}
#ifdef MOZ_B2G_RIL
void
BluetoothHfpManager::HandleVoiceConnectionChanged(uint32_t aClientId)
{
nsCOMPtr<nsIMobileConnectionService> mcService =
do_GetService(NS_MOBILE_CONNECTION_SERVICE_CONTRACTID);
NS_ENSURE_TRUE_VOID(mcService);
nsCOMPtr<nsIMobileConnection> connection;
mcService->GetItemByServiceId(aClientId, getter_AddRefs(connection));
NS_ENSURE_TRUE_VOID(connection);
nsCOMPtr<nsIMobileConnectionInfo> voiceInfo;
connection->GetVoice(getter_AddRefs(voiceInfo));
NS_ENSURE_TRUE_VOID(voiceInfo);
nsString type;
voiceInfo->GetType(type);
mPhoneType = GetPhoneType(type);
bool roaming;
voiceInfo->GetRoaming(&roaming);
UpdateCIND(CINDType::ROAM, roaming);
nsString regState;
voiceInfo->GetState(regState);
bool service = regState.EqualsLiteral("registered");
if (service != sCINDItems[CINDType::SERVICE].value) {
// Notify BluetoothRilListener of service change
mListener->ServiceChanged(aClientId, service);
}
UpdateCIND(CINDType::SERVICE, service);
JS::Rooted<JS::Value> value(nsContentUtils::RootingCxForThread());
voiceInfo->GetRelSignalStrength(&value);
NS_ENSURE_TRUE_VOID(value.isNumber());
uint8_t signal = ceil(value.toNumber() / 20.0);
UpdateCIND(CINDType::SIGNAL, signal);
/**
* Possible return values for mode are:
* - -1 (unknown): set mNetworkSelectionMode to 0 (auto)
* - 0 (automatic): set mNetworkSelectionMode to 0 (auto)
* - 1 (manual): set mNetworkSelectionMode to 1 (manual)
*/
int32_t mode;
connection->GetNetworkSelectionMode(&mode);
mNetworkSelectionMode = (mode == 1) ? 1 : 0;
nsCOMPtr<nsIMobileNetworkInfo> 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) {
BT_WARNING("The operator name was longer than 16 characters. We cut it.");
mOperatorName.Left(mOperatorName, 16);
}
}
void
BluetoothHfpManager::HandleIccInfoChanged(uint32_t aClientId)
{
nsCOMPtr<nsIIccProvider> icc =
do_GetService(NS_RILCONTENTHELPER_CONTRACTID);
NS_ENSURE_TRUE_VOID(icc);
nsCOMPtr<nsIIccInfo> iccInfo;
icc->GetIccInfo(aClientId, getter_AddRefs(iccInfo));
NS_ENSURE_TRUE_VOID(iccInfo);
nsCOMPtr<nsIGsmIccInfo> gsmIccInfo = do_QueryInterface(iccInfo);
NS_ENSURE_TRUE_VOID(gsmIccInfo);
gsmIccInfo->GetMsisdn(mMsisdn);
}
#endif // MOZ_B2G_RIL
void
BluetoothHfpManager::HandleShutdown()
{
MOZ_ASSERT(NS_IsMainThread());
sInShutdown = true;
Disconnect(nullptr);
DisconnectSco();
sBluetoothHfpManager = nullptr;
}
void
BluetoothHfpManager::ParseAtCommand(const nsACString& aAtCommand,
const int aStart,
nsTArray<nsCString>& aRetValues)
{
int length = aAtCommand.Length();
int begin = aStart;
for (int i = aStart; i < length; ++i) {
// Use ',' as separator
if (aAtCommand[i] == ',') {
nsCString tmp(nsDependentCSubstring(aAtCommand, begin, i - begin));
aRetValues.AppendElement(tmp);
begin = i + 1;
}
}
nsCString tmp(nsDependentCSubstring(aAtCommand, begin));
aRetValues.AppendElement(tmp);
}
// Virtual function of class SocketConsumer
void
BluetoothHfpManager::ReceiveSocketData(BluetoothSocket* aSocket,
nsAutoPtr<UnixSocketRawData>& aMessage)
{
MOZ_ASSERT(NS_IsMainThread());
MOZ_ASSERT(aSocket);
nsAutoCString msg(reinterpret_cast<const char*>(aMessage->GetData()),
aMessage->GetSize());
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) {
#ifdef MOZ_B2G_RIL
uint32_t brsf = BRSF_BIT_ABILITY_TO_REJECT_CALL |
BRSF_BIT_ENHANCED_CALL_STATUS;
// No support for three way calling in CDMA since
// CDMA disallows to hang existing call for CHLD=1
if (mPhoneType != PhoneType::CDMA) {
brsf |= BRSF_BIT_THREE_WAY_CALLING;
}
if (mBSIR) {
brsf |= BRSF_BIT_IN_BAND_RING_TONE;
}
#else
uint32_t brsf = 0;
#endif // MOZ_B2G_RIL
SendCommand(RESPONSE_BRSF, brsf);
} else if (msg.Find("AT+CIND=?") != -1) {
// Asking for CIND range
SendCommand(RESPONSE_CIND, 0);
} else if (msg.Find("AT+CIND?") != -1) {
// Asking for CIND value
SendCommand(RESPONSE_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) {
BT_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")) {
BT_WARNING("Wrong value of CMER");
goto respond_with_ok;
}
mCMER = atCommandValues[3].EqualsLiteral("1");
/**
* SLC is connected once the "indicator status update" is enabled by
* AT+CMER command. See 4.2.1 in Bluetooth hands-free profile 1.6
* for more details.
*/
if (mCMER) {
mSlcConnected = true;
}
// If we get internal request for SCO connection,
// setup SCO after Service Level Connection established.
if (mConnectScoRequest) {
mConnectScoRequest = false;
ConnectSco();
}
} else if (msg.Find("AT+CMEE=") != -1) {
ParseAtCommand(msg, 8, atCommandValues);
if (atCommandValues.IsEmpty()) {
BT_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");
#ifdef MOZ_B2G_RIL
} else if (msg.Find("AT+COPS=") != -1) {
ParseAtCommand(msg, 8, atCommandValues);
if (atCommandValues.Length() != 2) {
BT_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(RESPONSE_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.Append('"');
SendLine(message.get());
} else if (msg.Find("AT+VTS=") != -1) {
ParseAtCommand(msg, 7, atCommandValues);
if (atCommandValues.Length() != 1) {
BT_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));
}
#endif // MOZ_B2G_RIL
} else if (msg.Find("AT+VGM=") != -1) {
ParseAtCommand(msg, 7, atCommandValues);
if (atCommandValues.IsEmpty()) {
BT_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)) {
BT_WARNING("Failed to extract microphone volume from bluetooth headset!");
goto respond_with_ok;
}
if (vgm < 0 || vgm > 15) {
BT_WARNING("Received invalid VGM value");
goto respond_with_ok;
}
mCurrentVgm = vgm;
#ifdef MOZ_B2G_RIL
} else if (msg.Find("AT+CHLD=?") != -1) {
SendLine("+CHLD: (0,1,2,3)");
} else if (msg.Find("AT+CHLD=") != -1) {
ParseAtCommand(msg, 8, atCommandValues);
if (atCommandValues.IsEmpty()) {
BT_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
* AT+CHLD=3 - Adds a held call to the conversation.
*
* The following cases are NOT supported yet:
* AT+CHLD=1<idx>, AT+CHLD=2<idx>, 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) {
BT_WARNING("No index should be included in command [AT+CHLD]");
valid = false;
} else if (chld == '4') {
BT_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 if (chld == '3') {
NotifyDialer(NS_LITERAL_STRING("CHLD=3"));
} else {
BT_WARNING("Wrong value of command [AT+CHLD]");
valid = false;
}
if (!valid) {
SendLine("ERROR");
return;
}
#endif // MOZ_B2G_RIL
} else if (msg.Find("AT+VGS=") != -1) {
// Adjust volume by headset
mReceiveVgsFlag = true;
ParseAtCommand(msg, 7, atCommandValues);
if (atCommandValues.IsEmpty()) {
BT_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)) {
BT_WARNING("Failed to extract volume value from bluetooth headset!");
goto respond_with_ok;
}
if (newVgs == mCurrentVgs) {
goto respond_with_ok;
}
if (newVgs < 0 || newVgs > 15) {
BT_WARNING("Received invalid VGS value");
goto respond_with_ok;
}
nsCOMPtr<nsIObserverService> os = mozilla::services::GetObserverService();
if (!os) {
BT_WARNING("Failed to get observer service!");
goto respond_with_ok;
}
nsString data;
data.AppendInt(newVgs);
os->NotifyObservers(nullptr, "bluetooth-volume-change", data.get());
#ifdef MOZ_B2G_RIL
} 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(RESPONSE_CLCC);
} else if (msg.Find("ATD") != -1) {
nsAutoCString message(msg), newMsg;
int end = message.FindChar(';');
if (end < 0) {
BT_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()) {
BT_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()) {
BT_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.
BT_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 >= (int)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
}
}
#endif // MOZ_B2G_RIL
} else {
nsCString warningMsg;
warningMsg.Append(NS_LITERAL_CSTRING("Unsupported AT command: "));
warningMsg.Append(msg);
warningMsg.Append(NS_LITERAL_CSTRING(", reply with ERROR"));
BT_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->NotifyCompletion(NS_LITERAL_STRING(ERR_NO_AVAILABLE_RESOURCE));
return;
}
if (mSocket) {
if (mDeviceAddress == aDeviceAddress) {
aController->NotifyCompletion(NS_LITERAL_STRING(ERR_ALREADY_CONNECTED));
} else {
aController->NotifyCompletion(NS_LITERAL_STRING(ERR_REACHED_CONNECTION_LIMIT));
}
return;
}
nsString uuid;
BluetoothUuidHelper::GetString(BluetoothServiceClass::HANDSFREE, uuid);
if (NS_FAILED(bs->GetServiceChannel(aDeviceAddress, uuid, this))) {
aController->NotifyCompletion(NS_LITERAL_STRING(ERR_NO_AVAILABLE_RESOURCE));
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) {
BT_WARNING("Listen called while in shutdown!");
return false;
}
if (mSocket) {
BT_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)) {
BT_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)) {
BT_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->NotifyCompletion(NS_LITERAL_STRING(ERR_ALREADY_DISCONNECTED));
}
return;
}
MOZ_ASSERT(!mController);
mController = aController;
mSocket->Disconnect();
}
#ifdef MOZ_B2G_RIL
void
BluetoothHfpManager::SendCCWA(const nsAString& aNumber, int aType)
{
if (mCCWA) {
nsAutoCString ccwaMsg("+CCWA: \"");
ccwaMsg.Append(NS_ConvertUTF16toUTF8(aNumber));
ccwaMsg.AppendLiteral("\",");
ccwaMsg.AppendInt(aType);
SendLine(ccwaMsg.get());
}
}
bool
BluetoothHfpManager::SendCLCC(const Call& aCall, int aIndex)
{
if (aCall.mState == nsITelephonyService::CALL_STATE_DISCONNECTED) {
return true;
}
nsAutoCString message(RESPONSE_CLCC);
message.AppendInt(aIndex);
message.Append(',');
message.AppendInt(aCall.mDirection);
message.Append(',');
int status = 0;
switch (aCall.mState) {
case nsITelephonyService::CALL_STATE_CONNECTED:
if (mPhoneType == PhoneType::CDMA && aIndex == 1) {
status = (mCdmaSecondCall.IsActive()) ? 1 : 0;
}
message.AppendInt(status);
break;
case nsITelephonyService::CALL_STATE_HELD:
message.AppendInt(1);
break;
case nsITelephonyService::CALL_STATE_DIALING:
message.AppendInt(2);
break;
case nsITelephonyService::CALL_STATE_ALERTING:
message.AppendInt(3);
break;
case nsITelephonyService::CALL_STATE_INCOMING:
if (!FindFirstCall(nsITelephonyService::CALL_STATE_CONNECTED)) {
message.AppendInt(4);
} else {
message.AppendInt(5);
}
break;
default:
BT_WARNING("Not handling call status for CLCC");
break;
}
message.AppendLiteral(",0,0,\"");
message.Append(NS_ConvertUTF16toUTF8(aCall.mNumber));
message.AppendLiteral("\",");
message.AppendInt(aCall.mType);
return SendLine(message.get());
}
#endif // MOZ_B2G_RIL
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()) {
BT_WARNING("Trying to SendCommand() without a SLC");
return false;
}
nsAutoCString message;
message += aCommand;
if (!strcmp(aCommand, RESPONSE_CIEV)) {
if (!mCMER || !sCINDItems[aValue].activated) {
// Indicator status update is disabled
return true;
}
if ((aValue < 1) || (aValue > ArrayLength(sCINDItems) - 1)) {
BT_WARNING("unexpected CINDType for CIEV command");
return false;
}
message.AppendInt(aValue);
message.Append(',');
message.AppendInt(sCINDItems[aValue].value);
} else if (!strcmp(aCommand, RESPONSE_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.Append(')');
if (i == (ArrayLength(sCINDItems) - 1)) {
message.Append(')');
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.Append(',');
}
}
#ifdef MOZ_B2G_RIL
} else if (!strcmp(aCommand, RESPONSE_CLCC)) {
bool rv = true;
uint32_t callNumbers = mCurrentCallArray.Length();
uint32_t i;
for (i = 1; i < callNumbers; i++) {
rv &= SendCLCC(mCurrentCallArray[i], i);
}
if (!mCdmaSecondCall.mNumber.IsEmpty()) {
MOZ_ASSERT(mPhoneType == PhoneType::CDMA);
MOZ_ASSERT(i == 2);
rv &= SendCLCC(mCdmaSecondCall, 2);
}
return rv;
#endif // MOZ_B2G_RIL
} else {
message.AppendInt(aValue);
}
return SendLine(message.get());
}
#ifdef MOZ_B2G_RIL
void
BluetoothHfpManager::UpdateCIND(uint8_t aType, uint8_t aValue, bool aSend)
{
if (sCINDItems[aType].value != aValue) {
sCINDItems[aType].value = aValue;
if (aSend) {
SendCommand(RESPONSE_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;
}
uint32_t
BluetoothHfpManager::GetNumberOfConCalls()
{
uint32_t num = 0;
uint32_t callLength = mCurrentCallArray.Length();
for (uint32_t i = 1; i < callLength; ++i) {
if (mCurrentCallArray[i].mIsConference) {
++num;
}
}
return num;
}
uint32_t
BluetoothHfpManager::GetNumberOfConCalls(uint16_t aState)
{
uint32_t num = 0;
uint32_t callLength = mCurrentCallArray.Length();
for (uint32_t i = 1; i < callLength; ++i) {
if (mCurrentCallArray[i].mIsConference
&& 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,
const bool aIsConference,
bool aSend)
{
if (!IsConnected()) {
// Normal case. No need to print out warnings.
return;
}
// aCallIndex can be UINT32_MAX for the pending outgoing call state update.
// aCallIndex will be updated again after real call state changes. See Bug
// 990467.
if (aCallIndex == UINT32_MAX) {
return;
}
while (aCallIndex >= mCurrentCallArray.Length()) {
Call call;
mCurrentCallArray.AppendElement(call);
}
uint16_t prevCallState = mCurrentCallArray[aCallIndex].mState;
mCurrentCallArray[aCallIndex].mState = aCallState;
mCurrentCallArray[aCallIndex].mDirection = !aIsOutgoing;
bool prevCallIsConference = mCurrentCallArray[aCallIndex].mIsConference;
mCurrentCallArray[aCallIndex].mIsConference = aIsConference;
// 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 nsITelephonyService::CALL_STATE_HELD:
switch (prevCallState) {
case nsITelephonyService::CALL_STATE_CONNECTED: {
uint32_t numActive = GetNumberOfCalls(nsITelephonyService::CALL_STATE_CONNECTED);
uint32_t numHeld = GetNumberOfCalls(nsITelephonyService::CALL_STATE_HELD);
uint32_t numConCalls = GetNumberOfConCalls();
/**
* An active call becomes a held call.
*
* If this call is not a conference call,
* - callheld state = ONHOLD_NOACTIVE if no active call remains;
* - callheld state = ONHOLD_ACTIVE otherwise.
* If this call belongs to a conference call and all other members of
* the conference call have become held calls,
* - callheld state = ONHOLD_NOACTIVE if no active call remains;
* - callheld state = ONHOLD_ACTIVE otherwise.
*
* Note number of active calls may be 0 in-between state transition
* (c1 has become held but c2 has not become active yet), so we regard
* no active call remains if there is no other active/held call
* besides this changed call/group of conference call.
*/
if (!aIsConference) {
if (numActive + numHeld == 1) {
// A single active call is put on hold.
sCINDItems[CINDType::CALLHELD].value = CallHeldState::ONHOLD_NOACTIVE;
} else {
// An active call is placed on hold or active/held calls swapped.
sCINDItems[CINDType::CALLHELD].value = CallHeldState::ONHOLD_ACTIVE;
}
SendCommand(RESPONSE_CIEV, CINDType::CALLHELD);
} else if (GetNumberOfConCalls(nsITelephonyService::CALL_STATE_HELD)
== numConCalls) {
if (numActive + numHeld == numConCalls) {
// An active conference call is put on hold.
sCINDItems[CINDType::CALLHELD].value = CallHeldState::ONHOLD_NOACTIVE;
} else {
// Active calls are placed on hold or active/held calls swapped.
sCINDItems[CINDType::CALLHELD].value = CallHeldState::ONHOLD_ACTIVE;
}
SendCommand(RESPONSE_CIEV, CINDType::CALLHELD);
}
break;
}
case nsITelephonyService::CALL_STATE_DISCONNECTED:
// The call state changed from DISCONNECTED to HELD. It could happen
// when user held a call before Bluetooth got connected.
if (FindFirstCall(nsITelephonyService::CALL_STATE_CONNECTED)) {
// callheld = ONHOLD_ACTIVE if an active call already exists.
sCINDItems[CINDType::CALLHELD].value = CallHeldState::ONHOLD_ACTIVE;
SendCommand(RESPONSE_CIEV, CINDType::CALLHELD);
}
break;
}
break;
case nsITelephonyService::CALL_STATE_INCOMING:
if (FindFirstCall(nsITelephonyService::CALL_STATE_CONNECTED)) {
SendCCWA(aNumber, mCurrentCallArray[aCallIndex].mType);
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.Truncate();
}
MessageLoop::current()->PostDelayedTask(
FROM_HERE,
new SendRingIndicatorTask(number,
mCurrentCallArray[aCallIndex].mType),
sRingInterval);
}
break;
case nsITelephonyService::CALL_STATE_DIALING:
if (!mDialingRequestProcessed) {
SendLine("OK");
mDialingRequestProcessed = true;
}
UpdateCIND(CINDType::CALLSETUP, CallSetupState::OUTGOING, aSend);
ConnectSco();
break;
case nsITelephonyService::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 nsITelephonyService::CALL_STATE_CONNECTED:
/**
* A call becomes active because:
* - user answers an incoming call,
* - user dials a outgoing call and it is answered, or
* - SLC is connected when a call is active.
*/
switch (prevCallState) {
case nsITelephonyService::CALL_STATE_INCOMING:
case nsITelephonyService::CALL_STATE_DISCONNECTED:
// Incoming call, no break
sStopSendingRingFlag = true;
ConnectSco();
// NO BREAK HERE. continue to next statement
case nsITelephonyService::CALL_STATE_DIALING:
case nsITelephonyService::CALL_STATE_ALERTING:
// Outgoing call
UpdateCIND(CINDType::CALL, CallState::IN_PROGRESS, aSend);
UpdateCIND(CINDType::CALLSETUP, CallSetupState::NO_CALLSETUP, aSend);
if (FindFirstCall(nsITelephonyService::CALL_STATE_HELD)) {
// callheld state = ONHOLD_ACTIVE if a held call already exists.
UpdateCIND(CINDType::CALLHELD, CallHeldState::ONHOLD_ACTIVE, aSend);
}
break;
case nsITelephonyService::CALL_STATE_CONNECTED:
// User wants to add a held call to the conversation.
// The original connected call becomes a conference call here.
if (aIsConference) {
UpdateCIND(CINDType::CALLHELD, CallHeldState::NO_CALLHELD, aSend);
}
break;
case nsITelephonyService::CALL_STATE_HELD:
if (!FindFirstCall(nsITelephonyService::CALL_STATE_HELD)) {
if (aIsConference && !prevCallIsConference) {
// The held call was merged and becomes a conference call.
UpdateCIND(CINDType::CALLHELD, CallHeldState::NO_CALLHELD, aSend);
} else if (sCINDItems[CINDType::CALLHELD].value ==
CallHeldState::ONHOLD_NOACTIVE) {
// The held call(s) become connected call(s).
UpdateCIND(CINDType::CALLHELD, CallHeldState::NO_CALLHELD, aSend);
}
}
break;
default:
BT_WARNING("Not handling state changed");
}
break;
case nsITelephonyService::CALL_STATE_DISCONNECTED:
switch (prevCallState) {
case nsITelephonyService::CALL_STATE_INCOMING:
// Incoming call, no break
sStopSendingRingFlag = true;
case nsITelephonyService::CALL_STATE_DIALING:
case nsITelephonyService::CALL_STATE_ALERTING:
// Outgoing call
UpdateCIND(CINDType::CALLSETUP, CallSetupState::NO_CALLSETUP, aSend);
break;
case nsITelephonyService::CALL_STATE_CONNECTED:
// No call is ongoing
if (sCINDItems[CINDType::CALLHELD].value ==
CallHeldState::NO_CALLHELD) {
UpdateCIND(CINDType::CALL, CallState::NO_CALL, aSend);
}
break;
default:
BT_WARNING("Not handling state changed");
}
// Handle held calls separately
if (!FindFirstCall(nsITelephonyService::CALL_STATE_HELD)) {
UpdateCIND(CINDType::CALLHELD, CallHeldState::NO_CALLHELD, aSend);
} else if (!FindFirstCall(nsITelephonyService::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(nsITelephonyService::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:
BT_WARNING("Not handling state changed");
break;
}
}
PhoneType
BluetoothHfpManager::GetPhoneType(const nsAString& aType)
{
// FIXME: Query phone type from RIL after RIL implements new API (bug 912019)
if (aType.EqualsLiteral("gsm") || aType.EqualsLiteral("gprs") ||
aType.EqualsLiteral("edge") || aType.EqualsLiteral("umts") ||
aType.EqualsLiteral("hspa") || aType.EqualsLiteral("hsdpa") ||
aType.EqualsLiteral("hsupa") || aType.EqualsLiteral("hspa+")) {
return PhoneType::GSM;
} else if (aType.EqualsLiteral("is95a") || aType.EqualsLiteral("is95b") ||
aType.EqualsLiteral("1xrtt") || aType.EqualsLiteral("evdo0") ||
aType.EqualsLiteral("evdoa") || aType.EqualsLiteral("evdob")) {
return PhoneType::CDMA;
}
return PhoneType::NONE;
}
void
BluetoothHfpManager::UpdateSecondNumber(const nsAString& aNumber)
{
MOZ_ASSERT(mPhoneType == PhoneType::CDMA);
// Always regard second call as incoming call since v1.2 RIL
// doesn't support outgoing second call in CDMA.
mCdmaSecondCall.mDirection = true;
mCdmaSecondCall.mNumber = aNumber;
mCdmaSecondCall.mType = (aNumber[0] == '+') ? TOA_INTERNATIONAL :
TOA_UNKNOWN;
SendCCWA(aNumber, mCdmaSecondCall.mType);
UpdateCIND(CINDType::CALLSETUP, CallSetupState::INCOMING, true);
}
void
BluetoothHfpManager::AnswerWaitingCall()
{
MOZ_ASSERT(NS_IsMainThread());
MOZ_ASSERT(mPhoneType == PhoneType::CDMA);
// Pick up second call. First call is held now.
mCdmaSecondCall.mState = nsITelephonyService::CALL_STATE_CONNECTED;
UpdateCIND(CINDType::CALLSETUP, CallSetupState::NO_CALLSETUP, true);
sCINDItems[CINDType::CALLHELD].value = CallHeldState::ONHOLD_ACTIVE;
SendCommand(RESPONSE_CIEV, CINDType::CALLHELD);
}
void
BluetoothHfpManager::IgnoreWaitingCall()
{
MOZ_ASSERT(NS_IsMainThread());
MOZ_ASSERT(mPhoneType == PhoneType::CDMA);
mCdmaSecondCall.Reset();
UpdateCIND(CINDType::CALLSETUP, CallSetupState::NO_CALLSETUP, true);
}
void
BluetoothHfpManager::ToggleCalls()
{
MOZ_ASSERT(NS_IsMainThread());
MOZ_ASSERT(mPhoneType == PhoneType::CDMA);
// Toggle acitve and held calls
mCdmaSecondCall.mState = (mCdmaSecondCall.IsActive()) ?
nsITelephonyService::CALL_STATE_HELD :
nsITelephonyService::CALL_STATE_CONNECTED;
}
#endif // MOZ_B2G_RIL
void
BluetoothHfpManager::OnSocketConnectSuccess(BluetoothSocket* aSocket)
{
MOZ_ASSERT(aSocket);
#ifdef MOZ_B2G_RIL
MOZ_ASSERT(mListener);
#endif
// 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);
mIsHsp = false;
mHandsfreeSocket.swap(mSocket);
mHeadsetSocket->Disconnect();
mHeadsetSocket = nullptr;
} else if (aSocket == mHeadsetSocket) {
MOZ_ASSERT(!mSocket);
mIsHsp = true;
mHeadsetSocket.swap(mSocket);
mHandsfreeSocket->Disconnect();
mHandsfreeSocket = nullptr;
}
#ifdef MOZ_B2G_RIL
// Enumerate current calls
mListener->EnumerateCalls();
mFirstCKPD = true;
#endif
// 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(ERR_CONNECTION_FAILED));
}
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)
{
// UpdateSdpRecord() is not called so this callback function should not
// be invoked.
MOZ_ASSERT_UNREACHABLE("UpdateSdpRecords() should be called somewhere");
}
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);
if (aChannel < 0) {
// If we can't find Handsfree server channel number on the remote device,
// try to create HSP connection instead.
nsString hspUuid;
BluetoothUuidHelper::GetString(BluetoothServiceClass::HEADSET, hspUuid);
if (aServiceUuid.Equals(hspUuid)) {
OnConnect(NS_LITERAL_STRING(ERR_SERVICE_CHANNEL_NOT_FOUND));
} else if (NS_FAILED(bs->GetServiceChannel(aDeviceAddress,
hspUuid, this))) {
OnConnect(NS_LITERAL_STRING(ERR_NO_AVAILABLE_RESOURCE));
} else {
mIsHsp = true;
}
return;
}
MOZ_ASSERT(mSocket);
if (!mSocket->Connect(NS_ConvertUTF16toUTF8(aDeviceAddress), aChannel)) {
OnConnect(NS_LITERAL_STRING(ERR_CONNECTION_FAILED));
}
}
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());
NS_ENSURE_TRUE(!sInShutdown, false);
NS_ENSURE_TRUE(IsConnected(), false);
SocketConnectionStatus status = mScoSocket->GetConnectionStatus();
if (status == SocketConnectionStatus::SOCKET_CONNECTED ||
status == SocketConnectionStatus::SOCKET_CONNECTING ||
(mScoRunnable && (mScoRunnable != aRunnable))) {
BT_WARNING("SCO connection exists or is being established");
return false;
}
// If we are not using HSP, we have to make sure Service Level Connection
// established before we start to set up SCO (synchronous connection).
if (!mSlcConnected && !mIsHsp) {
mConnectScoRequest = true;
BT_WARNING("ConnectSco called before Service Level Connection established");
return false;
}
// Stop listening
mScoSocket->Disconnect();
mScoSocket->Connect(NS_ConvertUTF16toUTF8(mDeviceAddress), -1);
mScoSocketStatus = mScoSocket->GetConnectionStatus();
mScoRunnable = aRunnable;
return true;
}
bool
BluetoothHfpManager::DisconnectSco()
{
if (!IsScoConnected()) {
BT_WARNING("SCO has been already disconnected.");
return false;
}
mScoSocket->Disconnect();
return true;
}
bool
BluetoothHfpManager::ListenSco()
{
MOZ_ASSERT(NS_IsMainThread());
if (sInShutdown) {
BT_WARNING("ListenSco called while in shutdown!");
return false;
}
if (mScoSocket->GetConnectionStatus() ==
SocketConnectionStatus::SOCKET_LISTENING) {
BT_WARNING("SCO socket has been already listening");
return false;
}
mScoSocket->Disconnect();
if (!mScoSocket->Listen(-1)) {
BT_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);
nsRefPtr<BluetoothProfileController> controller = mController.forget();
controller->NotifyCompletion(aErrorStr);
}
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);
nsRefPtr<BluetoothProfileController> controller = mController.forget();
controller->NotifyCompletion(aErrorStr);
}
NS_IMPL_ISUPPORTS(BluetoothHfpManager, nsIObserver)
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