mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
519 lines
14 KiB
C++
519 lines
14 KiB
C++
/* -*- Mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; tab-width: 40 -*- */
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/* vim: set ts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "base/basictypes.h"
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#include "BluetoothHfpManager.h"
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#include "BluetoothReplyRunnable.h"
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#include "BluetoothScoManager.h"
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#include "BluetoothService.h"
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#include "BluetoothServiceUuid.h"
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#include "mozilla/dom/bluetooth/BluetoothTypes.h"
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#include "mozilla/Services.h"
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#include "nsContentUtils.h"
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#include "nsIObserverService.h"
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#include "nsIRadioInterfaceLayer.h"
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#include "nsISystemMessagesInternal.h"
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#include "nsVariant.h"
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#include <unistd.h> /* usleep() */
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#define MOZSETTINGS_CHANGED_ID "mozsettings-changed"
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#define AUDIO_VOLUME_MASTER "audio.volume.master"
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USING_BLUETOOTH_NAMESPACE
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using namespace mozilla::ipc;
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static nsRefPtr<BluetoothHfpManager> sInstance = nullptr;
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static nsCOMPtr<nsIThread> sHfpCommandThread;
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static bool sStopSendingRingFlag = true;
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static int kRingInterval = 3000000; //unit: us
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NS_IMPL_ISUPPORTS1(BluetoothHfpManager, nsIObserver)
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class SendRingIndicatorTask : public nsRunnable
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{
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public:
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SendRingIndicatorTask()
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{
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MOZ_ASSERT(NS_IsMainThread());
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}
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NS_IMETHOD Run()
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{
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MOZ_ASSERT(!NS_IsMainThread());
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while (!sStopSendingRingFlag) {
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sInstance->SendLine("RING");
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usleep(kRingInterval);
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}
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return NS_OK;
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}
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};
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void
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OpenScoSocket(const nsAString& aDevicePath)
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{
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MOZ_ASSERT(NS_IsMainThread());
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BluetoothScoManager* sco = BluetoothScoManager::Get();
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if (!sco) {
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NS_WARNING("BluetoothScoManager is not available!");
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return;
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}
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if (!sco->Connect(aDevicePath)) {
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NS_WARNING("Failed to create a sco socket!");
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}
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}
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void
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CloseScoSocket()
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{
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MOZ_ASSERT(NS_IsMainThread());
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BluetoothScoManager* sco = BluetoothScoManager::Get();
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if (!sco) {
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NS_WARNING("BluetoothScoManager is not available!");
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return;
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}
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if (sco->GetConnected())
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sco->Disconnect();
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}
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BluetoothHfpManager::BluetoothHfpManager()
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: mCurrentVgs(-1)
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, mCurrentCallIndex(0)
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, mCurrentCallState(nsIRadioInterfaceLayer::CALL_STATE_DISCONNECTED)
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{
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nsCOMPtr<nsIObserverService> obs = services::GetObserverService();
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if (obs && NS_FAILED(obs->AddObserver(sInstance, MOZSETTINGS_CHANGED_ID, false))) {
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NS_WARNING("Failed to add settings change observer!");
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}
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mListener = new BluetoothRilListener();
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if (!mListener->StartListening()) {
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NS_WARNING("Failed to start listening RIL");
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}
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if (!sHfpCommandThread) {
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if (NS_FAILED(NS_NewThread(getter_AddRefs(sHfpCommandThread)))) {
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NS_ERROR("Failed to new thread for sHfpCommandThread");
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}
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}
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}
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BluetoothHfpManager::~BluetoothHfpManager()
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{
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if (!mListener->StopListening()) {
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NS_WARNING("Failed to stop listening RIL");
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}
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mListener = nullptr;
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// Shut down the command thread if it still exists.
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if (sHfpCommandThread) {
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nsCOMPtr<nsIThread> thread;
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sHfpCommandThread.swap(thread);
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if (NS_FAILED(thread->Shutdown())) {
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NS_WARNING("Failed to shut down the bluetooth hfpmanager command thread!");
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}
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}
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}
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//static
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BluetoothHfpManager*
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BluetoothHfpManager::Get()
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{
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MOZ_ASSERT(NS_IsMainThread());
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if (sInstance == nullptr) {
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sInstance = new BluetoothHfpManager();
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}
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return sInstance;
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}
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bool
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BluetoothHfpManager::BroadcastSystemMessage(const char* aCommand,
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const int aCommandLength)
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{
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nsString type;
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type.AssignLiteral("bluetooth-dialer-command");
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JSContext* cx = nsContentUtils::GetSafeJSContext();
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NS_ASSERTION(!::JS_IsExceptionPending(cx),
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"Shouldn't get here when an exception is pending!");
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JSAutoRequest jsar(cx);
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JSObject* obj = JS_NewObject(cx, NULL, NULL, NULL);
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if (!obj) {
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NS_WARNING("Failed to new JSObject for system message!");
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return false;
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}
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JSString* JsData = JS_NewStringCopyN(cx, aCommand, aCommandLength);
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if (!JsData) {
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NS_WARNING("JS_NewStringCopyN is out of memory");
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return false;
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}
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jsval v = STRING_TO_JSVAL(JsData);
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if (!JS_SetProperty(cx, obj, "command", &v)) {
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NS_WARNING("Failed to set properties of system message!");
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return false;
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}
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nsCOMPtr<nsISystemMessagesInternal> systemMessenger =
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do_GetService("@mozilla.org/system-message-internal;1");
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if (!systemMessenger) {
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NS_WARNING("Failed to get SystemMessenger service!");
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return false;
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}
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systemMessenger->BroadcastMessage(type, OBJECT_TO_JSVAL(obj));
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return true;
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}
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nsresult
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BluetoothHfpManager::HandleVolumeChanged(const nsAString& aData)
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{
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MOZ_ASSERT(NS_IsMainThread());
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// The string that we're interested in will be a JSON string that looks like:
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// {"key":"volumeup", "value":1.0}
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// {"key":"volumedown", "value":0.2}
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JSContext* cx = nsContentUtils::GetSafeJSContext();
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if (!cx) {
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return NS_OK;
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}
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JS::Value val;
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if (!JS_ParseJSON(cx, aData.BeginReading(), aData.Length(), &val)) {
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return JS_ReportPendingException(cx) ? NS_OK : NS_ERROR_OUT_OF_MEMORY;
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}
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if (!val.isObject()) {
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return NS_OK;
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}
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JSObject& obj(val.toObject());
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JS::Value key;
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if (!JS_GetProperty(cx, &obj, "key", &key)) {
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MOZ_ASSERT(!JS_IsExceptionPending(cx));
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return NS_ERROR_OUT_OF_MEMORY;
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}
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if (!key.isString()) {
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return NS_OK;
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}
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JSBool match;
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if (!JS_StringEqualsAscii(cx, key.toString(), AUDIO_VOLUME_MASTER, &match)) {
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MOZ_ASSERT(!JS_IsExceptionPending(cx));
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return NS_ERROR_OUT_OF_MEMORY;
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}
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if (!match) {
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return NS_OK;
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}
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JS::Value value;
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if (!JS_GetProperty(cx, &obj, "value", &value)) {
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MOZ_ASSERT(!JS_IsExceptionPending(cx));
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return NS_ERROR_OUT_OF_MEMORY;
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}
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if (!value.isNumber()) {
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return NS_ERROR_UNEXPECTED;
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}
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// AG volume range: [0.0, 1.0]
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float volume = value.toNumber();
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// HS volume range: [0, 15]
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mCurrentVgs = ceil(volume * 15);
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nsDiscriminatedUnion du;
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du.mType = 0;
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du.u.mInt8Value = mCurrentVgs;
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nsCString vgs;
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if (NS_FAILED(nsVariant::ConvertToACString(du, vgs))) {
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NS_WARNING("Failed to convert volume to string");
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return NS_ERROR_FAILURE;
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}
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nsAutoCString newVgs;
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newVgs += "+VGS: ";
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newVgs += vgs;
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SendLine(newVgs.get());
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return NS_OK;
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}
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nsresult
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BluetoothHfpManager::Observe(nsISupports* aSubject,
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const char* aTopic,
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const PRUnichar* aData)
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{
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if (!strcmp(aTopic, MOZSETTINGS_CHANGED_ID)) {
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return HandleVolumeChanged(nsDependentString(aData));
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} else {
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MOZ_ASSERT(false, "BluetoothHfpManager got unexpected topic!");
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}
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return NS_ERROR_UNEXPECTED;
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}
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// Virtual function of class SocketConsumer
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void
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BluetoothHfpManager::ReceiveSocketData(UnixSocketRawData* aMessage)
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{
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MOZ_ASSERT(NS_IsMainThread());
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const char* msg = (const char*)aMessage->mData;
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// For more information, please refer to 4.34.1 "Bluetooth Defined AT
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// Capabilities" in Bluetooth hands-free profile 1.6
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if (!strncmp(msg, "AT+BRSF=", 8)) {
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SendLine("+BRSF: 23");
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SendLine("OK");
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} else if (!strncmp(msg, "AT+CIND=?", 9)) {
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nsAutoCString cindRange;
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cindRange += "+CIND: ";
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cindRange += "(\"battchg\",(0-5)),";
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cindRange += "(\"signal\",(0-5)),";
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cindRange += "(\"service\",(0,1)),";
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cindRange += "(\"call\",(0,1)),";
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cindRange += "(\"callsetup\",(0-3)),";
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cindRange += "(\"callheld\",(0-2)),";
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cindRange += "(\"roam\",(0,1))";
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SendLine(cindRange.get());
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SendLine("OK");
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} else if (!strncmp(msg, "AT+CIND", 7)) {
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// FIXME - Bug 794349
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// This value reflects current status of telephony, roaming, battery ...,
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// so obviously fixed value must be wrong if there is an ongoing call.
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// Need a patch for this, but currently just using fixed value for basic
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// SLC establishment.
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SendLine("+CIND: 5,5,1,0,0,0,0");
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SendLine("OK");
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} else if (!strncmp(msg, "AT+CMER=", 8)) {
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SendLine("OK");
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} else if (!strncmp(msg, "AT+CHLD=?", 9)) {
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SendLine("+CHLD: (0,1,2,3)");
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SendLine("OK");
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} else if (!strncmp(msg, "AT+CHLD=", 8)) {
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SendLine("OK");
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} else if (!strncmp(msg, "AT+VGS=", 7)) {
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// VGS range: [0, 15]
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int newVgs = msg[7] - '0';
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if (strlen(msg) > 8) {
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newVgs *= 10;
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newVgs += (msg[8] - '0');
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}
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#ifdef DEBUG
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NS_ASSERTION(newVgs >= 0 && newVgs <= 15, "Received invalid VGS value");
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#endif
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// Currently, we send volume up/down commands to represent that
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// volume has been changed by Bluetooth headset, and that will affect
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// the main stream volume of our device. In the future, we may want to
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// be able to set volume by stream.
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nsCOMPtr<nsIObserverService> os = mozilla::services::GetObserverService();
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if (newVgs > mCurrentVgs) {
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os->NotifyObservers(nullptr, "bluetooth-volume-change", NS_LITERAL_STRING("up").get());
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} else if (newVgs < mCurrentVgs) {
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os->NotifyObservers(nullptr, "bluetooth-volume-change", NS_LITERAL_STRING("down").get());
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}
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mCurrentVgs = newVgs;
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SendLine("OK");
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} else if (!strncmp(msg, "AT+BLDN", 7)) {
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if (!BroadcastSystemMessage("BLDN", 4)) {
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NS_WARNING("Failed to broadcast system message to dialer");
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return;
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}
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SendLine("OK");
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} else if (!strncmp(msg, "ATA", 3)) {
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if (!BroadcastSystemMessage("ATA", 3)) {
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NS_WARNING("Failed to broadcast system message to dialer");
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return;
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}
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SendLine("OK");
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} else if (!strncmp(msg, "AT+CHUP", 7)) {
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if (!BroadcastSystemMessage("CHUP", 4)) {
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NS_WARNING("Failed to broadcast system message to dialer");
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return;
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}
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SendLine("OK");
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} else {
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#ifdef DEBUG
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nsCString warningMsg;
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warningMsg.AssignLiteral("Not handling HFP message, reply ok: ");
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warningMsg.Append(msg);
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NS_WARNING(warningMsg.get());
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#endif
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SendLine("OK");
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}
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}
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bool
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BluetoothHfpManager::Connect(const nsAString& aDeviceObjectPath,
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BluetoothReplyRunnable* aRunnable)
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{
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MOZ_ASSERT(NS_IsMainThread());
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BluetoothService* bs = BluetoothService::Get();
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if (!bs) {
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NS_WARNING("BluetoothService not available!");
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return false;
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}
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mDevicePath = aDeviceObjectPath;
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nsString serviceUuidStr =
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NS_ConvertUTF8toUTF16(mozilla::dom::bluetooth::BluetoothServiceUuidStr::Handsfree);
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nsRefPtr<BluetoothReplyRunnable> runnable = aRunnable;
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nsresult rv = bs->GetSocketViaService(aDeviceObjectPath,
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serviceUuidStr,
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BluetoothSocketType::RFCOMM,
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true,
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false,
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this,
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runnable);
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runnable.forget();
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return NS_FAILED(rv) ? false : true;
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}
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void
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BluetoothHfpManager::Disconnect()
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{
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CloseSocket();
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}
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bool
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BluetoothHfpManager::SendLine(const char* aMessage)
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{
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const char* kHfpCrlf = "\xd\xa";
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nsAutoCString msg;
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msg += kHfpCrlf;
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msg += aMessage;
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msg += kHfpCrlf;
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return SendSocketData(msg);
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}
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/*
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* CallStateChanged will be called whenever call status is changed, and it
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* also means we need to notify HS about the change. For more information,
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* please refer to 4.13 ~ 4.15 in Bluetooth hands-free profile 1.6.
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*/
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void
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BluetoothHfpManager::CallStateChanged(int aCallIndex, int aCallState,
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const char* aNumber, bool aIsActive)
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{
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nsRefPtr<nsRunnable> sendRingTask;
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switch (aCallState) {
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case nsIRadioInterfaceLayer::CALL_STATE_INCOMING:
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// Send "CallSetup = 1"
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SendLine("+CIEV: 5,1");
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// Start sending RING indicator to HF
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sStopSendingRingFlag = false;
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sendRingTask = new SendRingIndicatorTask();
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if (NS_FAILED(sHfpCommandThread->Dispatch(sendRingTask, NS_DISPATCH_NORMAL))) {
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NS_WARNING("Cannot dispatch ring task!");
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return;
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};
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break;
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case nsIRadioInterfaceLayer::CALL_STATE_DIALING:
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// Send "CallSetup = 2"
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SendLine("+CIEV: 5,2");
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break;
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case nsIRadioInterfaceLayer::CALL_STATE_ALERTING:
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// Send "CallSetup = 3"
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if (mCurrentCallIndex == nsIRadioInterfaceLayer::CALL_STATE_DIALING) {
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SendLine("+CIEV: 5,3");
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} else {
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#ifdef DEBUG
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NS_WARNING("Not handling state changed");
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#endif
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}
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break;
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case nsIRadioInterfaceLayer::CALL_STATE_CONNECTED:
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switch (mCurrentCallState) {
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case nsIRadioInterfaceLayer::CALL_STATE_INCOMING:
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sStopSendingRingFlag = true;
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// Continue executing, no break
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case nsIRadioInterfaceLayer::CALL_STATE_DIALING:
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// Send "Call = 1, CallSetup = 0"
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SendLine("+CIEV: 4,1");
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SendLine("+CIEV: 5,0");
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break;
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default:
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#ifdef DEBUG
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NS_WARNING("Not handling state changed");
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#endif
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break;
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}
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OpenScoSocket(mDevicePath);
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break;
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case nsIRadioInterfaceLayer::CALL_STATE_DISCONNECTED:
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switch (mCurrentCallState) {
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case nsIRadioInterfaceLayer::CALL_STATE_INCOMING:
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sStopSendingRingFlag = true;
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// Continue executing, no break
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case nsIRadioInterfaceLayer::CALL_STATE_DIALING:
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case nsIRadioInterfaceLayer::CALL_STATE_ALERTING:
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// Send "CallSetup = 0"
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SendLine("+CIEV: 5,0");
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break;
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case nsIRadioInterfaceLayer::CALL_STATE_CONNECTED:
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// Send "Call = 0"
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SendLine("+CIEV: 4,0");
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break;
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default:
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#ifdef DEBUG
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NS_WARNING("Not handling state changed");
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#endif
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break;
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}
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CloseScoSocket();
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break;
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default:
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#ifdef DEBUG
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NS_WARNING("Not handling state changed");
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#endif
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break;
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}
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mCurrentCallIndex = aCallIndex;
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mCurrentCallState = aCallState;
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}
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