gecko-dev/dom/bluetooth/BluetoothHfpManager.cpp

1377 строки
38 KiB
C++

/* -*- 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 "BluetoothReplyRunnable.h"
#include "BluetoothScoManager.h"
#include "BluetoothService.h"
#include "BluetoothSocket.h"
#include "BluetoothUtils.h"
#include "BluetoothUuid.h"
#include "MobileConnection.h"
#include "mozilla/dom/bluetooth/BluetoothTypes.h"
#include "mozilla/Hal.h"
#include "mozilla/Services.h"
#include "mozilla/StaticPtr.h"
#include "nsContentUtils.h"
#include "nsIAudioManager.h"
#include "nsIObserverService.h"
#include "nsISettingsService.h"
#include "nsITelephonyProvider.h"
#include "nsRadioInterfaceLayer.h"
#define AUDIO_VOLUME_BT_SCO "audio.volume.bt_sco"
#define MOZSETTINGS_CHANGED_ID "mozsettings-changed"
#define MOBILE_CONNECTION_ICCINFO_CHANGED "mobile-connection-iccinfo-changed"
#define MOBILE_CONNECTION_VOICE_CHANGED "mobile-connection-voice-changed"
/**
* 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";
using namespace mozilla;
using namespace mozilla::ipc;
USING_BLUETOOTH_NAMESPACE
namespace {
StaticAutoPtr<BluetoothHfpManager> gBluetoothHfpManager;
StaticRefPtr<BluetoothHfpManagerObserver> sHfpObserver;
bool gInShutdown = false;
static bool sStopSendingRingFlag = true;
static int sRingInterval = 3000; //unit: ms
static const char kHfpCrlf[] = "\xd\xa";
} // 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;
} CINDItem;
enum CINDType {
BATTCHG = 1,
CALL,
CALLHELD,
CALLSETUP,
SERVICE,
SIGNAL,
ROAM
};
static CINDItem sCINDItems[] = {
{},
{"battchg", "0-5", 5},
{"call", "0,1", CallState::NO_CALL},
{"callheld", "0-2", CallHeldState::NO_CALLHELD},
{"callsetup", "0-3", CallSetupState::NO_CALLSETUP},
{"service", "0,1", 0},
{"signal", "0-5", 0},
{"roam", "0,1", 0}
};
class mozilla::dom::bluetooth::Call {
public:
Call(uint16_t aState = nsITelephonyProvider::CALL_STATE_DISCONNECTED,
bool aDirection = false,
const nsAString& aNumber = NS_LITERAL_STRING(""),
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 mozilla::dom::bluetooth::BluetoothHfpManagerObserver : public nsIObserver
, public BatteryObserver
{
public:
NS_DECL_ISUPPORTS
NS_DECL_NSIOBSERVER
BluetoothHfpManagerObserver()
{
}
bool Init()
{
nsCOMPtr<nsIObserverService> obs = services::GetObserverService();
MOZ_ASSERT(obs);
if (NS_FAILED(obs->AddObserver(this, MOZSETTINGS_CHANGED_ID, false))) {
NS_WARNING("Failed to add settings change observer!");
return false;
}
if (NS_FAILED(obs->AddObserver(this, NS_XPCOM_SHUTDOWN_OBSERVER_ID, false))) {
NS_WARNING("Failed to add shutdown observer!");
return false;
}
if (NS_FAILED(obs->AddObserver(this, MOBILE_CONNECTION_ICCINFO_CHANGED, false))) {
NS_WARNING("Failed to add mobile connection iccinfo change observer!");
return false;
}
if (NS_FAILED(obs->AddObserver(this, MOBILE_CONNECTION_VOICE_CHANGED, false))) {
NS_WARNING("Failed to add mobile connection voice change observer!");
return false;
}
hal::RegisterBatteryObserver(this);
return true;
}
bool Shutdown()
{
nsCOMPtr<nsIObserverService> obs = services::GetObserverService();
if (!obs ||
NS_FAILED(obs->RemoveObserver(this, NS_XPCOM_SHUTDOWN_OBSERVER_ID)) ||
NS_FAILED(obs->RemoveObserver(this, MOZSETTINGS_CHANGED_ID)) ||
NS_FAILED(obs->RemoveObserver(this, MOBILE_CONNECTION_ICCINFO_CHANGED)) ||
NS_FAILED(obs->RemoveObserver(this, MOBILE_CONNECTION_VOICE_CHANGED))) {
NS_WARNING("Can't unregister observers, or already unregistered!");
return false;
}
hal::UnregisterBatteryObserver(this);
return true;
}
~BluetoothHfpManagerObserver()
{
Shutdown();
}
void 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;
gBluetoothHfpManager->SendCommand("+CIEV: ", CINDType::BATTCHG);
}
}
};
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 "' 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 "'");
return NS_OK;
}
};
NS_IMPL_ISUPPORTS1(BluetoothHfpManager::GetVolumeTask,
nsISettingsServiceCallback);
NS_IMETHODIMP
BluetoothHfpManagerObserver::Observe(nsISupports* aSubject,
const char* aTopic,
const PRUnichar* aData)
{
MOZ_ASSERT(gBluetoothHfpManager);
if (!strcmp(aTopic, MOZSETTINGS_CHANGED_ID)) {
return gBluetoothHfpManager->HandleVolumeChanged(nsDependentString(aData));
} else if (!strcmp(aTopic, NS_XPCOM_SHUTDOWN_OBSERVER_ID)) {
return gBluetoothHfpManager->HandleShutdown();
} else if (!strcmp(aTopic, MOBILE_CONNECTION_ICCINFO_CHANGED)) {
return gBluetoothHfpManager->HandleIccInfoChanged();
} else if (!strcmp(aTopic, MOBILE_CONNECTION_VOICE_CHANGED)) {
return gBluetoothHfpManager->HandleVoiceConnectionChanged();
}
MOZ_ASSERT(false, "BluetoothHfpManager got unexpected topic!");
return NS_ERROR_UNEXPECTED;
}
NS_IMPL_ISUPPORTS1(BluetoothHfpManagerObserver, nsIObserver)
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 (!gBluetoothHfpManager) {
NS_WARNING("BluetoothHfpManager no longer exists, cannot send ring!");
return;
}
nsAutoCString ringMsg(kHfpCrlf);
ringMsg.AppendLiteral("RING");
ringMsg.AppendLiteral(kHfpCrlf);
gBluetoothHfpManager->SendLine(ringMsg.get());
if (!mNumber.IsEmpty()) {
nsAutoCString clipMsg(kHfpCrlf);
clipMsg.AppendLiteral("+CLIP: \"");
clipMsg.Append(NS_ConvertUTF16toUTF8(mNumber).get());
clipMsg.AppendLiteral("\",");
clipMsg.AppendInt(mType);
clipMsg.AppendLiteral(kHfpCrlf);
gBluetoothHfpManager->SendLine(clipMsg.get());
}
MessageLoop::current()->
PostDelayedTask(FROM_HERE,
new SendRingIndicatorTask(mNumber, mType),
sRingInterval);
}
private:
nsString mNumber;
int mType;
};
void
OpenScoSocket(const nsAString& aDeviceAddress)
{
MOZ_ASSERT(NS_IsMainThread());
BluetoothScoManager* sco = BluetoothScoManager::Get();
if (!sco) {
NS_WARNING("BluetoothScoManager is not available!");
return;
}
if (!sco->Connect(aDeviceAddress)) {
NS_WARNING("Failed to create a sco socket!");
}
}
void
CloseScoSocket()
{
MOZ_ASSERT(NS_IsMainThread());
BluetoothScoManager* sco = BluetoothScoManager::Get();
if (!sco) {
NS_WARNING("BluetoothScoManager is not available!");
return;
}
sco->Disconnect();
}
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;
}
BluetoothHfpManager::BluetoothHfpManager()
{
Reset();
}
void
BluetoothHfpManager::ResetCallArray()
{
mCurrentCallIndex = 0;
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;
mCCWA = false;
mCLIP = false;
mCMEE = false;
mCMER = false;
mReceiveVgsFlag = false;
ResetCallArray();
}
bool
BluetoothHfpManager::Init()
{
MOZ_ASSERT(NS_IsMainThread());
mSocket = new BluetoothSocket(this,
BluetoothSocketType::RFCOMM,
true,
true);
mPrevSocketStatus = mSocket->GetConnectionStatus();
sHfpObserver = new BluetoothHfpManagerObserver();
if (!sHfpObserver->Init()) {
NS_WARNING("Cannot set up Hfp Observers!");
}
mListener = new BluetoothTelephonyListener();
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, callback);
NS_ENSURE_SUCCESS(rv, false);
return true;
}
BluetoothHfpManager::~BluetoothHfpManager()
{
Cleanup();
}
void
BluetoothHfpManager::Cleanup()
{
if (!mListener->StopListening()) {
NS_WARNING("Failed to stop listening RIL");
}
mListener = nullptr;
sHfpObserver->Shutdown();
sHfpObserver = nullptr;
}
//static
BluetoothHfpManager*
BluetoothHfpManager::Get()
{
MOZ_ASSERT(NS_IsMainThread());
// If we already exist, exit early
if (gBluetoothHfpManager) {
return gBluetoothHfpManager;
}
// If we're in shutdown, don't create a new instance
if (gInShutdown) {
NS_WARNING("BluetoothHfpManager can't be created during shutdown");
return nullptr;
}
// Create new instance, register, return
BluetoothHfpManager* manager = new BluetoothHfpManager();
NS_ENSURE_TRUE(manager->Init(), nullptr);
gBluetoothHfpManager = manager;
return gBluetoothHfpManager;
}
void
BluetoothHfpManager::NotifySettings()
{
nsString type, name;
BluetoothValue v;
InfallibleTArray<BluetoothNamedValue> parameters;
type.AssignLiteral("bluetooth-hfp-status-changed");
name.AssignLiteral("connected");
v = (mSocket->GetConnectionStatus() ==
SocketConnectionStatus::SOCKET_CONNECTED);
parameters.AppendElement(BluetoothNamedValue(name, v));
name.AssignLiteral("address");
v = mDevicePath;
parameters.AppendElement(BluetoothNamedValue(name, v));
if (!BroadcastSystemMessage(type, parameters)) {
NS_WARNING("Failed to broadcast system message to settings");
return;
}
}
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");
return;
}
}
nsresult
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();
if (!cx) {
NS_WARNING("Failed to get JSContext");
return NS_OK;
}
JS::Value val;
if (!JS_ParseJSON(cx, aData.BeginReading(), aData.Length(), &val)) {
return JS_ReportPendingException(cx) ? NS_OK : NS_ERROR_OUT_OF_MEMORY;
}
if (!val.isObject()) {
return NS_OK;
}
JSObject& obj(val.toObject());
JS::Value key;
if (!JS_GetProperty(cx, &obj, "key", &key)) {
MOZ_ASSERT(!JS_IsExceptionPending(cx));
return NS_ERROR_OUT_OF_MEMORY;
}
if (!key.isString()) {
return NS_OK;
}
JSBool match;
if (!JS_StringEqualsAscii(cx, key.toString(), AUDIO_VOLUME_BT_SCO, &match)) {
MOZ_ASSERT(!JS_IsExceptionPending(cx));
return NS_ERROR_OUT_OF_MEMORY;
}
if (!match) {
return NS_OK;
}
JS::Value value;
if (!JS_GetProperty(cx, &obj, "value", &value)) {
MOZ_ASSERT(!JS_IsExceptionPending(cx));
return NS_ERROR_OUT_OF_MEMORY;
}
if (!value.isNumber()) {
return NS_ERROR_UNEXPECTED;
}
mCurrentVgs = value.toNumber();
// Adjust volume by headset and we don't have to send volume back to headset
if (mReceiveVgsFlag) {
mReceiveVgsFlag = false;
return NS_OK;
}
// Only send volume back when there's a connected headset
if (mSocket->GetConnectionStatus() == SocketConnectionStatus::SOCKET_CONNECTED) {
SendCommand("+VGS: ", mCurrentVgs);
}
return NS_OK;
}
nsresult
BluetoothHfpManager::HandleVoiceConnectionChanged()
{
nsCOMPtr<nsIMobileConnectionProvider> connection =
do_GetService(NS_RILCONTENTHELPER_CONTRACTID);
NS_ENSURE_TRUE(connection, NS_ERROR_FAILURE);
nsIDOMMozMobileConnectionInfo* voiceInfo;
connection->GetVoiceConnectionInfo(&voiceInfo);
NS_ENSURE_TRUE(voiceInfo, NS_ERROR_FAILURE);
bool roaming;
voiceInfo->GetRoaming(&roaming);
if (roaming != sCINDItems[CINDType::ROAM].value) {
sCINDItems[CINDType::ROAM].value = roaming;
SendCommand("+CIEV: ", CINDType::ROAM);
}
bool service = false;
nsString regState;
voiceInfo->GetState(regState);
if (regState.EqualsLiteral("registered")) {
service = true;
}
if (service != sCINDItems[CINDType::SERVICE].value) {
sCINDItems[CINDType::SERVICE].value = service;
SendCommand("+CIEV: ", CINDType::SERVICE);
}
uint8_t signal;
JS::Value value;
voiceInfo->GetRelSignalStrength(&value);
if (!value.isNumber()) {
NS_WARNING("Failed to get relSignalStrength in BluetoothHfpManager");
return NS_ERROR_FAILURE;
}
signal = ceil(value.toNumber() / 20.0);
if (signal != sCINDItems[CINDType::SIGNAL].value) {
sCINDItems[CINDType::SIGNAL].value = signal;
SendCommand("+CIEV: ", CINDType::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;
}
nsIDOMMozMobileNetworkInfo* network;
voiceInfo->GetNetwork(&network);
NS_ENSURE_TRUE(network, NS_ERROR_FAILURE);
network->GetLongName(mOperatorName);
return NS_OK;
}
nsresult
BluetoothHfpManager::HandleIccInfoChanged()
{
nsCOMPtr<nsIMobileConnectionProvider> connection =
do_GetService(NS_RILCONTENTHELPER_CONTRACTID);
NS_ENSURE_TRUE(connection, NS_ERROR_FAILURE);
nsIDOMMozMobileICCInfo* iccInfo;
connection->GetIccInfo(&iccInfo);
NS_ENSURE_TRUE(iccInfo, NS_ERROR_FAILURE);
iccInfo->GetMsisdn(mMsisdn);
return NS_OK;
}
nsresult
BluetoothHfpManager::HandleShutdown()
{
MOZ_ASSERT(NS_IsMainThread());
gInShutdown = true;
Disconnect();
gBluetoothHfpManager = nullptr;
return NS_OK;
}
// Virtual function of class SocketConsumer
void
BluetoothHfpManager::ReceiveSocketData(BluetoothSocket* aSocket,
nsAutoPtr<UnixSocketRawData>& aMessage)
{
MOZ_ASSERT(NS_IsMainThread());
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) {
SendCommand("+BRSF: ", 97);
} 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());
return;
} 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: (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;
}
char chld = atCommandValues[0][0];
if (chld < '0' || chld > '4') {
NS_WARNING("Wrong value of command [AT+CHLD]");
SendLine("ERROR");
return;
}
/**
* The following two cases are supported:
* 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=0, 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.
*/
// No idx shall be included
if (atCommandValues[0].Length() > 1) {
SendLine("ERROR");
return;
}
if (chld == '1') {
NotifyDialer(NS_LITERAL_STRING("CHUP+ATA"));
} else if (chld == '2') {
NotifyDialer(NS_LITERAL_STRING("CHLD+ATA"));
} else {
NS_WARNING("Not handling chld value");
}
} 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) {
NotifyDialer(NS_LITERAL_STRING("BLDN"));
} 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("ATD>") != -1) {
// Currently, we don't support memory dialing in Dialer app
SendLine("ERROR");
return;
} 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) {
// For Headset Profile (HSP)
switch (mCurrentCallArray[mCurrentCallIndex].mState) {
case nsITelephonyProvider::CALL_STATE_INCOMING:
NotifyDialer(NS_LITERAL_STRING("ATA"));
break;
case nsITelephonyProvider::CALL_STATE_CONNECTED:
case nsITelephonyProvider::CALL_STATE_DIALING:
case nsITelephonyProvider::CALL_STATE_ALERTING:
NotifyDialer(NS_LITERAL_STRING("CHUP"));
break;
case nsITelephonyProvider::CALL_STATE_DISCONNECTED:
NotifyDialer(NS_LITERAL_STRING("BLDN"));
break;
default:
NS_WARNING("Not handling state changed");
break;
}
} 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 {
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");
}
bool
BluetoothHfpManager::Connect(const nsAString& aDevicePath,
const bool aIsHandsfree,
BluetoothReplyRunnable* aRunnable)
{
MOZ_ASSERT(NS_IsMainThread());
if (gInShutdown) {
NS_WARNING("Connect called while in shutdown!");
return false;
}
SocketConnectionStatus s = mSocket->GetConnectionStatus();
if (s == SocketConnectionStatus::SOCKET_CONNECTED ||
s == SocketConnectionStatus::SOCKET_CONNECTING) {
NS_WARNING("BluetoothHfpManager has been already connected");
return false;
}
mSocket->Disconnect();
BluetoothService* bs = BluetoothService::Get();
NS_ENSURE_TRUE(bs, false);
nsString uuid;
if (aIsHandsfree) {
BluetoothUuidHelper::GetString(BluetoothServiceClass::HANDSFREE, uuid);
} else {
BluetoothUuidHelper::GetString(BluetoothServiceClass::HEADSET, uuid);
}
mRunnable = aRunnable;
nsresult rv = bs->GetSocketViaService(aDevicePath,
uuid,
BluetoothSocketType::RFCOMM,
true,
true,
mSocket,
mRunnable);
return NS_FAILED(rv) ? false : true;
}
bool
BluetoothHfpManager::Listen()
{
MOZ_ASSERT(NS_IsMainThread());
if (gInShutdown) {
MOZ_ASSERT(false, "Listen called while in shutdown!");
return false;
}
if (mSocket->GetConnectionStatus() ==
SocketConnectionStatus::SOCKET_LISTENING) {
NS_WARNING("BluetoothHfpManager has been already listening");
return true;
}
mSocket->Disconnect();
if (!mSocket->Listen(BluetoothReservedChannels::CHANNEL_HANDSFREE_AG)) {
NS_WARNING("[HFP] Can't listen on socket!");
return false;
}
mPrevSocketStatus = mSocket->GetConnectionStatus();
return true;
}
void
BluetoothHfpManager::Disconnect()
{
mSocket->Disconnect();
}
bool
BluetoothHfpManager::SendLine(const char* aMessage)
{
nsAutoCString msg;
msg.AppendLiteral(kHfpCrlf);
msg.Append(aMessage);
msg.AppendLiteral(kHfpCrlf);
return mSocket->SendSocketData(msg);
}
bool
BluetoothHfpManager::SendCommand(const char* aCommand, uint8_t aValue)
{
if (mPrevSocketStatus != SocketConnectionStatus::SOCKET_CONNECTED) {
return false;
}
nsAutoCString message;
int value = aValue;
message += aCommand;
if (!strcmp(aCommand, "+CIEV: ")) {
if (!mCMER) {
// 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:
message.AppendInt((i == mCurrentCallIndex) ? 4 : 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(value);
}
return SendLine(message.get());
}
void
BluetoothHfpManager::UpdateCIND(uint8_t aType, uint8_t aValue, bool aSend)
{
if (sCINDItems[aType].value != aValue) {
sCINDItems[aType].value = aValue;
// Indicator status update is enabled
if (aSend && mCMER) {
SendCommand("+CIEV: ", aType);
}
}
}
void
BluetoothHfpManager::HandleCallStateChanged(uint32_t aCallIndex,
uint16_t aCallState,
const nsAString& aNumber,
bool aSend)
{
if (mSocket->GetConnectionStatus() !=
SocketConnectionStatus::SOCKET_CONNECTED) {
return;
}
while (aCallIndex >= mCurrentCallArray.Length()) {
Call call;
mCurrentCallArray.AppendElement(call);
}
uint16_t prevCallState = mCurrentCallArray[aCallIndex].mState;
mCurrentCallArray[aCallIndex].mState = aCallState;
// 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;
uint32_t callArrayLength = mCurrentCallArray.Length();
uint32_t index = 1;
switch (aCallState) {
case nsITelephonyProvider::CALL_STATE_HELD:
sCINDItems[CINDType::CALLHELD].value = CallHeldState::ONHOLD_ACTIVE;
SendCommand("+CIEV: ", CINDType::CALLHELD);
break;
case nsITelephonyProvider::CALL_STATE_INCOMING:
mCurrentCallArray[aCallIndex].mDirection = true;
if (mCurrentCallIndex) {
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);
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:
mCurrentCallArray[aCallIndex].mDirection = false;
UpdateCIND(CINDType::CALLSETUP, CallSetupState::OUTGOING, aSend);
mSocket->GetAddress(address);
OpenScoSocket(address);
break;
case nsITelephonyProvider::CALL_STATE_ALERTING:
mCurrentCallArray[aCallIndex].mDirection = false;
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.
mSocket->GetAddress(address);
OpenScoSocket(address);
break;
case nsITelephonyProvider::CALL_STATE_CONNECTED:
mCurrentCallIndex = aCallIndex;
switch (prevCallState) {
case nsITelephonyProvider::CALL_STATE_INCOMING:
case nsITelephonyProvider::CALL_STATE_DISCONNECTED:
// Incoming call, no break
sStopSendingRingFlag = true;
mSocket->GetAddress(address);
OpenScoSocket(address);
case nsITelephonyProvider::CALL_STATE_ALERTING:
// Outgoing call
UpdateCIND(CINDType::CALL, CallState::IN_PROGRESS, aSend);
UpdateCIND(CINDType::CALLSETUP, CallSetupState::NO_CALLSETUP, aSend);
break;
case nsITelephonyProvider::CALL_STATE_HELD:
// Check whether to update CINDType::CALLHELD or not
while (index < callArrayLength) {
if (index == mCurrentCallIndex) {
index++;
continue;
}
uint16_t state = mCurrentCallArray[index].mState;
// If there's another call on hold or other calls exist, no need to
// update CINDType::CALLHELD
if (state != nsITelephonyProvider::CALL_STATE_DISCONNECTED) {
break;
}
index++;
}
if (index == callArrayLength) {
UpdateCIND(CINDType::CALLHELD, CallHeldState::NO_CALLHELD, aSend);
}
break;
default:
NS_WARNING("Not handling state changed");
}
break;
case nsITelephonyProvider::CALL_STATE_DISCONNECTED:
switch (prevCallState) {
case nsITelephonyProvider::CALL_STATE_INCOMING:
case nsITelephonyProvider::CALL_STATE_BUSY:
// 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;
case nsITelephonyProvider::CALL_STATE_HELD:
UpdateCIND(CINDType::CALLHELD, CallHeldState::NO_CALLHELD, aSend);
break;
default:
NS_WARNING("Not handling state changed");
}
if (aCallIndex == mCurrentCallIndex) {
// Find the first non-disconnected call (like connected, held),
// and update mCurrentCallIndex
while (index < callArrayLength) {
if (mCurrentCallArray[index].mState !=
nsITelephonyProvider::CALL_STATE_DISCONNECTED) {
mCurrentCallIndex = index;
break;
}
index++;
}
// There is no call, close Sco and clear mCurrentCallArray
if (index == callArrayLength) {
CloseScoSocket();
ResetCallArray();
}
}
break;
default:
NS_WARNING("Not handling state changed");
sCINDItems[CINDType::CALL].value = CallState::NO_CALL;
sCINDItems[CINDType::CALLSETUP].value = CallSetupState::NO_CALLSETUP;
sCINDItems[CINDType::CALLHELD].value = CallHeldState::NO_CALLHELD;
}
}
void
BluetoothHfpManager::OnConnectSuccess(BluetoothSocket* aSocket)
{
MOZ_ASSERT(aSocket == mSocket);
nsCOMPtr<nsITelephonyProvider> provider =
do_GetService(NS_RILCONTENTHELPER_CONTRACTID);
NS_ENSURE_TRUE_VOID(provider);
provider->EnumerateCalls(mListener->GetListener());
// For active connection request, we need to reply the DOMRequest
if (mRunnable) {
BluetoothValue v = true;
nsString errorStr;
DispatchBluetoothReply(mRunnable, v, errorStr);
mRunnable.forget();
}
// Cache device path for NotifySettings() since we can't get socket address
// when a headset disconnect with us
mSocket->GetAddress(mDevicePath);
mPrevSocketStatus = mSocket->GetConnectionStatus();
NotifySettings();
}
void
BluetoothHfpManager::OnConnectError(BluetoothSocket* aSocket)
{
MOZ_ASSERT(aSocket == mSocket);
// For active connection request, we need to reply the DOMRequest
if (mRunnable) {
BluetoothValue v;
nsString errorStr;
errorStr.AssignLiteral("Failed to connect with a bluetooth headset!");
DispatchBluetoothReply(mRunnable, v, errorStr);
mRunnable.forget();
}
// If connecting for some reason didn't work, restart listening
Listen();
}
void
BluetoothHfpManager::OnDisconnect(BluetoothSocket* aSocket)
{
MOZ_ASSERT(aSocket == mSocket);
// When we close a connected socket, then restart listening again and
// notify Settings app.
if (mPrevSocketStatus == SocketConnectionStatus::SOCKET_CONNECTED) {
Listen();
NotifySettings();
} else if (mPrevSocketStatus == SocketConnectionStatus::SOCKET_CONNECTING) {
NS_WARNING("BluetoothHfpManager got unexpected socket status!");
}
CloseScoSocket();
Reset();
}
bool
BluetoothHfpManager::IsConnected()
{
return mSocket->GetConnectionStatus() ==
SocketConnectionStatus::SOCKET_CONNECTED;
}