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
DispatchBluetoothReply(BluetoothReplyRunnable* aRunnable,
const BluetoothValue& aValue,
const enum BluetoothStatus aStatusCode)
{
// Reply will be deleted by the runnable after running on main thread
BluetoothReply* reply;
if (aStatusCode != STATUS_SUCCESS) {
reply = new BluetoothReply(BluetoothReplyError(aStatusCode, EmptyString()));
} else {
MOZ_ASSERT(aValue.type() != BluetoothValue::T__None);
reply = new BluetoothReply(BluetoothReplySuccess(aValue));
}
aRunnable->SetReply(reply);
if (NS_FAILED(NS_DispatchToMainThread(aRunnable))) {
BT_WARNING("Failed to dispatch to main thread!");
}
}
int
AppendAppParameter(uint8_t* aRetBuf, int aBufferSize, const uint8_t aTagId,
const uint8_t* aValue, int aLength)
{
// An application parameter is a [tag]-[length]-[value] triplet. The [tag] and
// [length] fields are 1-byte length each.
if (aBufferSize < aLength + 2) {
// aBufferSize should be larger than size of AppParameter + header.
BT_WARNING("Return buffer size is too small for the AppParameter");
return 0;
}
aRetBuf[0] = aTagId;
aRetBuf[1] = aLength;
memcpy(&aRetBuf[2], aValue, aLength);
return aLength + 2;
}
void
DispatchBluetoothReply(BluetoothReplyRunnable* aRunnable,
const BluetoothValue& aValue,
const nsAString& aErrorStr)
{
// Reply will be deleted by the runnable after running on main thread
BluetoothReply* reply;
if (!aErrorStr.IsEmpty()) {
nsString err(aErrorStr);
reply = new BluetoothReply(BluetoothReplyError(err));
} else {
MOZ_ASSERT(aValue.type() != BluetoothValue::T__None);
reply = new BluetoothReply(BluetoothReplySuccess(aValue));
}
aRunnable->SetReply(reply);
if (NS_FAILED(NS_DispatchToMainThread(aRunnable))) {
BT_WARNING("Failed to dispatch to main thread!");
}
}
static nsresult
DispatchBluetoothHALResult(BluetoothResultHandler* aRes,
void (BluetoothResultHandler::*aMethod)(),
BluetoothStatus aStatus)
{
MOZ_ASSERT(aRes);
nsRefPtr<nsRunnable> runnable;
if (aStatus == STATUS_SUCCESS) {
runnable = new BluetoothHALResultRunnable(aRes, aMethod);
} else {
runnable = new BluetoothHALErrorRunnable(
aRes, &BluetoothResultHandler::OnError, aStatus);
}
nsresult rv = NS_DispatchToMainThread(runnable);
if (NS_FAILED(rv)) {
BT_WARNING("NS_DispatchToMainThread failed: %X", rv);
}
return rv;
}
void
BluetoothPairingListener::Notify(const BluetoothSignal& aData)
{
InfallibleTArray<BluetoothNamedValue> arr;
BluetoothValue value = aData.value();
if (aData.name().EqualsLiteral("PairingRequest")) {
MOZ_ASSERT(value.type() == BluetoothValue::TArrayOfBluetoothNamedValue);
const InfallibleTArray<BluetoothNamedValue>& arr =
value.get_ArrayOfBluetoothNamedValue();
MOZ_ASSERT(arr.Length() == 4 &&
arr[0].value().type() == BluetoothValue::TnsString && // address
arr[1].value().type() == BluetoothValue::TnsString && // name
arr[2].value().type() == BluetoothValue::TnsString && // passkey
arr[3].value().type() == BluetoothValue::TnsString); // type
nsString deviceAddress = arr[0].value().get_nsString();
nsString deviceName = arr[1].value().get_nsString();
nsString passkey = arr[2].value().get_nsString();
nsString type = arr[3].value().get_nsString();
// Create a temporary device with deviceAddress and deviceName
InfallibleTArray<BluetoothNamedValue> props;
BT_APPEND_NAMED_VALUE(props, "Address", deviceAddress);
BT_APPEND_NAMED_VALUE(props, "Name", deviceName);
nsRefPtr<BluetoothDevice> device =
BluetoothDevice::Create(GetOwner(), props);
// Notify pairing listener of pairing requests
DispatchPairingEvent(device, passkey, type);
} else {
BT_WARNING("Not handling pairing listener signal: %s",
NS_ConvertUTF16toUTF8(aData.name()).get());
}
}
static nsresult
DispatchBluetoothSocketHALResult(
BluetoothSocketResultHandler* aRes,
void (BluetoothSocketResultHandler::*aMethod)(int, const nsAString&, int),
int aArg1, const nsAString& aArg2, int aArg3, BluetoothStatus aStatus)
{
MOZ_ASSERT(aRes);
nsRunnable* runnable;
if (aStatus == STATUS_SUCCESS) {
runnable = new BluetoothSocketHALIntStringIntResultRunnable(
aRes, aMethod, aArg1, aArg2, aArg3);
} else {
runnable = new BluetoothSocketHALErrorRunnable(aRes,
&BluetoothSocketResultHandler::OnError, aStatus);
}
nsresult rv = NS_DispatchToMainThread(runnable);
if (NS_FAILED(rv)) {
BT_WARNING("NS_DispatchToMainThread failed: %X", rv);
}
return rv;
}
void
BluetoothDevice::Notify(const BluetoothSignal& aData)
{
BT_LOGD("[D] %s: %s", __FUNCTION__, NS_ConvertUTF16toUTF8(aData.name()).get());
BluetoothValue v = aData.value();
if (aData.name().EqualsLiteral("PropertyChanged")) {
MOZ_ASSERT(v.type() == BluetoothValue::TArrayOfBluetoothNamedValue);
const InfallibleTArray<BluetoothNamedValue>& arr =
v.get_ArrayOfBluetoothNamedValue();
for (uint32_t i = 0, propCount = arr.Length(); i < propCount; ++i) {
SetPropertyByValue(arr[i]);
}
} else {
#ifdef DEBUG
nsCString warningMsg;
warningMsg.AssignLiteral("Not handling device signal: ");
warningMsg.Append(NS_ConvertUTF16toUTF8(aData.name()));
BT_WARNING(warningMsg.get());
#endif
}
}
already_AddRefed<mozilla::dom::DOMRequest>
BluetoothPropertyContainer::SetProperty(nsPIDOMWindow* aOwner,
const BluetoothNamedValue& aProperty,
ErrorResult& aRv)
{
nsRefPtr<mozilla::dom::DOMRequest> request = new DOMRequest(aOwner);
nsRefPtr<BluetoothReplyRunnable> task =
new BluetoothVoidReplyRunnable(request);
BluetoothService* bs = BluetoothService::Get();
if (!bs) {
BT_WARNING("Bluetooth service not available!");
aRv.Throw(NS_ERROR_FAILURE);
return nullptr;
}
nsresult rv = bs->SetProperty(mObjectType, aProperty, task);
if (NS_FAILED(rv)) {
aRv.Throw(rv);
return nullptr;
}
return request.forget();
}
BluetoothInterface*
BluetoothInterface::GetInstance()
{
#if ANDROID_VERSION >= 17
/* We pick a default backend from the available ones. The options are
* ordered by preference. If a backend is supported but not available
* on the current system, we pick the next one. The selected default
* can be overriden manually by storing the respective string in the
* system property 'ro.moz.bluetooth.backend'.
*/
static const char* const sDefaultBackend[] = {
#ifdef MOZ_B2G_BT_DAEMON
"bluetoothd",
#endif
nullptr // no default backend; must be final element in array
};
const char* defaultBackend;
for (size_t i = 0; i < MOZ_ARRAY_LENGTH(sDefaultBackend); ++i) {
/* select current backend */
defaultBackend = sDefaultBackend[i];
if (defaultBackend) {
if (!strcmp(defaultBackend, "bluetoothd") &&
access("/init.bluetooth.rc", F_OK) == -1) {
continue; /* bluetoothd not available */
}
}
break;
}
char value[PROPERTY_VALUE_MAX];
int len;
len = property_get("ro.moz.bluetooth.backend", value, defaultBackend);
if (len < 0) {
BT_WARNING("No Bluetooth backend available.");
return nullptr;
}
const nsDependentCString backend(value, len);
/* Here's where we decide which implementation to use. Currently
* there is only Bluedroid and the Bluetooth daemon, but others are
* possible. Having multiple interfaces built-in and selecting the
* correct one at runtime is also an option.
*/
#ifdef MOZ_B2G_BT_DAEMON
if (backend.LowerCaseEqualsLiteral("bluetoothd")) {
return BluetoothDaemonInterface::GetInstance();
} else
#endif
{
BT_WARNING("Bluetooth backend '%s' is unknown or not available.",
backend.get());
}
return nullptr;
#else
/* Anything that's not Android 4.2 or later uses BlueZ instead. The
* code should actually never reach this point.
*/
BT_WARNING("No Bluetooth backend available for your system.");
return nullptr;
#endif
}
void
BluetoothGattResultHandler::OnError(BluetoothStatus aStatus)
{
BT_WARNING("Received error code %d", (int)aStatus);
}