gecko/dom/bluetooth/BluetoothProfileController.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 "BluetoothProfileController.h"
#include "BluetoothReplyRunnable.h"
#include "BluetoothA2dpManager.h"
#include "BluetoothHfpManager.h"
#include "BluetoothHidManager.h"
#include "BluetoothUtils.h"
#include "mozilla/dom/bluetooth/BluetoothTypes.h"
USING_BLUETOOTH_NAMESPACE
#define BT_LOGR_PROFILE(mgr, args...) \
do { \
nsCString name; \
mgr->GetName(name); \
BT_LOGR("%s: [%s] %s", __FUNCTION__, name.get(), \
nsPrintfCString(args).get()); \
} while(0)
BluetoothProfileController::BluetoothProfileController(
bool aConnect,
const nsAString& aDeviceAddress,
BluetoothReplyRunnable* aRunnable,
BluetoothProfileControllerCallback aCallback,
uint16_t aServiceUuid,
uint32_t aCod)
: mConnect(aConnect)
, mDeviceAddress(aDeviceAddress)
, mRunnable(aRunnable)
, mCallback(aCallback)
, mSuccess(false)
, mProfilesIndex(-1)
{
MOZ_ASSERT(!aDeviceAddress.IsEmpty());
MOZ_ASSERT(aRunnable);
MOZ_ASSERT(aCallback);
mProfiles.Clear();
/**
* If the service uuid is not specified, either connect multiple profiles
* based on Cod, or disconnect all connected profiles.
*/
if (!aServiceUuid) {
mTarget.cod = aCod;
SetupProfiles(false);
} else {
BluetoothServiceClass serviceClass =
BluetoothUuidHelper::GetBluetoothServiceClass(aServiceUuid);
mTarget.service = serviceClass;
SetupProfiles(true);
}
}
BluetoothProfileController::~BluetoothProfileController()
{
mProfiles.Clear();
mRunnable = nullptr;
mCallback = nullptr;
}
void
BluetoothProfileController::AddProfileWithServiceClass(
BluetoothServiceClass aClass)
{
BluetoothProfileManagerBase* profile;
switch (aClass) {
case BluetoothServiceClass::HANDSFREE:
case BluetoothServiceClass::HEADSET:
profile = BluetoothHfpManager::Get();
break;
case BluetoothServiceClass::A2DP:
profile = BluetoothA2dpManager::Get();
break;
case BluetoothServiceClass::HID:
profile = BluetoothHidManager::Get();
break;
default:
DispatchBluetoothReply(mRunnable, BluetoothValue(),
NS_LITERAL_STRING(ERR_UNKNOWN_PROFILE));
mCallback();
return;
}
AddProfile(profile);
}
void
BluetoothProfileController::AddProfile(BluetoothProfileManagerBase* aProfile,
bool aCheckConnected)
{
if (!aProfile) {
DispatchBluetoothReply(mRunnable, BluetoothValue(),
NS_LITERAL_STRING(ERR_NO_AVAILABLE_RESOURCE));
mCallback();
return;
}
if (aCheckConnected && !aProfile->IsConnected()) {
BT_WARNING("The profile is not connected.");
return;
}
mProfiles.AppendElement(aProfile);
}
void
BluetoothProfileController::SetupProfiles(bool aAssignServiceClass)
{
MOZ_ASSERT(NS_IsMainThread());
/**
* When a service class is assigned, only its corresponding profile is put
* into array.
*/
if (aAssignServiceClass) {
AddProfileWithServiceClass(mTarget.service);
return;
}
// For a disconnect request, all connected profiles are put into array.
if (!mConnect) {
AddProfile(BluetoothHidManager::Get(), true);
AddProfile(BluetoothA2dpManager::Get(), true);
AddProfile(BluetoothHfpManager::Get(), true);
return;
}
/**
* For a connect request, put multiple profiles into array and connect to
* all of them sequencely.
*/
bool hasAudio = HAS_AUDIO(mTarget.cod);
bool hasRendering = HAS_RENDERING(mTarget.cod);
bool isPeripheral = IS_PERIPHERAL(mTarget.cod);
NS_ENSURE_TRUE_VOID(hasAudio || hasRendering || isPeripheral);
/**
* Connect to HFP/HSP first. Then, connect A2DP if Rendering bit is set.
*/
if (hasAudio) {
AddProfile(BluetoothHfpManager::Get());
}
if (hasRendering) {
AddProfile(BluetoothA2dpManager::Get());
}
if (isPeripheral) {
AddProfile(BluetoothHidManager::Get());
}
}
void
BluetoothProfileController::Start()
{
MOZ_ASSERT(NS_IsMainThread());
MOZ_ASSERT(!mDeviceAddress.IsEmpty());
MOZ_ASSERT(mProfilesIndex == -1);
++mProfilesIndex;
BT_LOGR_PROFILE(mProfiles[mProfilesIndex], "");
if (mConnect) {
mProfiles[mProfilesIndex]->Connect(mDeviceAddress, this);
} else {
mProfiles[mProfilesIndex]->Disconnect(this);
}
}
void
BluetoothProfileController::Next()
{
MOZ_ASSERT(NS_IsMainThread());
MOZ_ASSERT(!mDeviceAddress.IsEmpty());
MOZ_ASSERT(mProfilesIndex < mProfiles.Length());
if (++mProfilesIndex < mProfiles.Length()) {
BT_LOGR_PROFILE(mProfiles[mProfilesIndex], "");
if (mConnect) {
mProfiles[mProfilesIndex]->Connect(mDeviceAddress, this);
} else {
mProfiles[mProfilesIndex]->Disconnect(this);
}
return;
}
MOZ_ASSERT(mRunnable && mCallback);
// The action has been completed, so the dom request is replied and then
// the callback is invoked
if (mSuccess) {
DispatchBluetoothReply(mRunnable, BluetoothValue(true), EmptyString());
} else {
DispatchBluetoothReply(mRunnable, BluetoothValue(),
NS_LITERAL_STRING(ERR_CONNECTION_FAILED));
}
mCallback();
}
void
BluetoothProfileController::OnConnect(const nsAString& aErrorStr)
{
MOZ_ASSERT(NS_IsMainThread());
BT_LOGR_PROFILE(mProfiles[mProfilesIndex], "<%s>",
NS_ConvertUTF16toUTF8(aErrorStr).get());
if (!aErrorStr.IsEmpty()) {
BT_WARNING(NS_ConvertUTF16toUTF8(aErrorStr).get());
} else {
mSuccess = true;
}
Next();
}
void
BluetoothProfileController::OnDisconnect(const nsAString& aErrorStr)
{
MOZ_ASSERT(NS_IsMainThread());
BT_LOGR_PROFILE(mProfiles[mProfilesIndex], "<%s>",
NS_ConvertUTF16toUTF8(aErrorStr).get());
if (!aErrorStr.IsEmpty()) {
BT_WARNING(NS_ConvertUTF16toUTF8(aErrorStr).get());
} else {
mSuccess = true;
}
Next();
}