* Copyright (C) 2022 Huawei Device Co., Ltd.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef LOG_TAG
#define LOG_TAG "bt_fwk_pan"
#endif
#include "bluetooth_pan.h"
#include "bluetooth_host.h"
#include "bluetooth_profile_manager.h"
#include "bluetooth_log.h"
#include "bluetooth_observer_list.h"
#include "bluetooth_pan_observer_stub.h"
#include "i_bluetooth_pan.h"
#include "i_bluetooth_host.h"
#include "bluetooth_utils.h"
#include "iservice_registry.h"
#include "system_ability_definition.h"
namespace OHOS {
namespace Bluetooth {
std::mutex g_proxyMutex;
class PanInnerObserver : public BluetoothPanObserverStub {
public:
explicit PanInnerObserver(BluetoothObserverList<PanObserver> &observers) : observers_(observers)
{
HILOGD("enter");
}
~PanInnerObserver() override
{
HILOGD("enter");
}
ErrCode OnConnectionStateChanged(const BluetoothRawAddress &device, int32_t state, int32_t cause, int role) override
{
HILOGI("enter, device: %{public}s, state: %{public}d, cause: %{public}d, role: %{public}d",
GET_ENCRYPT_RAW_ADDR(device), state, cause, role);
BluetoothRemoteDevice remoteDevice(device.GetAddress(), BT_TRANSPORT_BREDR);
observers_.ForEach([remoteDevice, state, cause, role](std::shared_ptr<PanObserver> observer) {
observer->OnConnectionStateChanged(remoteDevice, state, cause, role);
});
return NO_ERROR;
}
private:
BluetoothObserverList<PanObserver> &observers_;
BLUETOOTH_DISALLOW_COPY_AND_ASSIGN(PanInnerObserver);
};
struct Pan::impl {
impl();
~impl();
int32_t GetDevicesByStates(std::vector<int> states, std::vector<BluetoothRemoteDevice>& result)
{
HILOGI("enter");
sptr<IBluetoothPan> proxy = GetRemoteProxy<IBluetoothPan>(PROFILE_PAN_SERVER);
CHECK_AND_RETURN_LOG_RET(proxy != nullptr, BT_ERR_INTERNAL_ERROR, "failed: no proxy");
std::vector<BluetoothRawAddress> rawDevices;
std::vector<int32_t> tmpStates;
for (int32_t state : states) {
tmpStates.push_back((int32_t)state);
}
int32_t ret = proxy->GetDevicesByStates(tmpStates, rawDevices);
if (ret != BT_NO_ERROR) {
HILOGE("inner error.");
return ret;
}
for (BluetoothRawAddress rawDevice : rawDevices) {
BluetoothRemoteDevice remoteDevice(rawDevice.GetAddress(), BT_TRANSPORT_BREDR);
result.push_back(remoteDevice);
}
return BT_NO_ERROR;
}
int32_t GetDeviceState(const BluetoothRemoteDevice &device, int32_t &state)
{
HILOGI("enter, device: %{public}s", GET_ENCRYPT_ADDR(device));
sptr<IBluetoothPan> proxy = GetRemoteProxy<IBluetoothPan>(PROFILE_PAN_SERVER);
CHECK_AND_RETURN_LOG_RET(proxy != nullptr, BT_ERR_INTERNAL_ERROR, "failed: no proxy");
return proxy->GetDeviceState(BluetoothRawAddress(device.GetDeviceAddr()), state);
}
int32_t Disconnect(const BluetoothRemoteDevice &device)
{
HILOGI("device: %{public}s", GET_ENCRYPT_ADDR(device));
sptr<IBluetoothPan> proxy = GetRemoteProxy<IBluetoothPan>(PROFILE_PAN_SERVER);
CHECK_AND_RETURN_LOG_RET(proxy != nullptr, BT_ERR_SERVICE_DISCONNECTED, "failed: no proxy");
return proxy->Disconnect(BluetoothRawAddress(device.GetDeviceAddr()));
}
int32_t Connect(const BluetoothRemoteDevice &device)
{
HILOGI("device: %{public}s", GET_ENCRYPT_ADDR(device));
sptr<IBluetoothPan> proxy = GetRemoteProxy<IBluetoothPan>(PROFILE_PAN_SERVER);
CHECK_AND_RETURN_LOG_RET(proxy != nullptr, BT_ERR_INTERNAL_ERROR, "failed: no proxy");
return proxy->Connect(BluetoothRawAddress(device.GetDeviceAddr()));
}
void RegisterObserver(std::shared_ptr<PanObserver> observer)
{
HILOGD("enter");
observers_.Register(observer);
}
void DeregisterObserver(std::shared_ptr<PanObserver> observer)
{
HILOGD("enter");
observers_.Deregister(observer);
}
int32_t SetTethering(bool value)
{
HILOGI("enter");
sptr<IBluetoothPan> proxy = GetRemoteProxy<IBluetoothPan>(PROFILE_PAN_SERVER);
CHECK_AND_RETURN_LOG_RET(proxy != nullptr, BT_ERR_SERVICE_DISCONNECTED, "failed: no proxy");
int32_t ret = proxy->SetTethering(value);
HILOGI("fwk ret:%{public}d", ret);
return ret;
}
int32_t IsTetheringOn(bool &value)
{
HILOGD("enter");
sptr<IBluetoothPan> proxy = GetRemoteProxy<IBluetoothPan>(PROFILE_PAN_SERVER);
CHECK_AND_RETURN_LOG_RET(proxy != nullptr, BT_ERR_INTERNAL_ERROR, "failed: no proxy");
return proxy->IsTetheringOn(value);
}
int32_t IsPanSupported(bool &value)
{
sptr<IBluetoothHost> proxy = GetRemoteProxy<IBluetoothHost>(BLUETOOTH_HOST);
CHECK_AND_RETURN_LOG_RET(proxy != nullptr, BT_ERR_INTERNAL_ERROR, "failed: no proxy");
int32_t ret = proxy->IsProfileExist(PROFILE_PAN_SERVER, value);
CHECK_AND_RETURN_LOG_RET(ret == BT_NO_ERROR, BT_ERR_INTERNAL_ERROR, "IPC fail");
return BT_NO_ERROR;
}
int32_t SetConnectStrategy(const BluetoothRemoteDevice &device, int strategy)
{
HILOGD("enter");
sptr<IBluetoothPan> proxy = GetRemoteProxy<IBluetoothPan>(PROFILE_PAN_SERVER);
CHECK_AND_RETURN_LOG_RET(proxy != nullptr, BT_ERR_INTERNAL_ERROR, "failed: no proxy");
return proxy->SetConnectStrategy(BluetoothRawAddress(device.GetDeviceAddr()), strategy);
}
int32_t GetConnectStrategy(const BluetoothRemoteDevice &device, int &strategy) const
{
HILOGD("enter");
sptr<IBluetoothPan> proxy = GetRemoteProxy<IBluetoothPan>(PROFILE_PAN_SERVER);
CHECK_AND_RETURN_LOG_RET(proxy != nullptr, BT_ERR_INTERNAL_ERROR, "failed: no proxy");
return proxy->GetConnectStrategy(BluetoothRawAddress(device.GetDeviceAddr()), strategy);
}
int32_t profileRegisterId = 0;
private:
BluetoothObserverList<PanObserver> observers_;
sptr<PanInnerObserver> innerObserver_;
};
Pan::impl::impl()
{
innerObserver_ = new PanInnerObserver(observers_);
profileRegisterId = BluetoothProfileManager::GetInstance().RegisterFunc(PROFILE_PAN_SERVER,
[this](sptr<IRemoteObject> remote) {
sptr<IBluetoothPan> proxy = iface_cast<IBluetoothPan>(remote);
if (proxy == nullptr) {
HILOGD("failed: no proxy");
return;
}
proxy->RegisterObserver(innerObserver_);
});
}
Pan::impl::~impl()
{
HILOGD("start");
BluetoothProfileManager::GetInstance().DeregisterFunc(profileRegisterId);
sptr<IBluetoothPan> proxy = GetRemoteProxy<IBluetoothPan>(PROFILE_PAN_SERVER);
CHECK_AND_RETURN_LOG(proxy != nullptr, "failed: no proxy");
proxy->DeregisterObserver(innerObserver_);
}
Pan::Pan()
{
pimpl = std::make_unique<impl>();
}
Pan::~Pan()
{}
Pan *Pan::GetProfile()
{
#ifdef DTFUZZ_TEST
static BluetoothNoDestructor<Pan> instance;
return instance.get();
#else
static Pan instance;
return &instance;
#endif
}
int32_t Pan::GetDevicesByStates(std::vector<int> states, std::vector<BluetoothRemoteDevice> &result)
{
if (!IS_BT_ENABLED()) {
HILOGE("bluetooth is off.");
return BT_ERR_INVALID_STATE;
}
return pimpl->GetDevicesByStates(states, result);
}
int32_t Pan::GetDeviceState(const BluetoothRemoteDevice &device, int32_t &state)
{
if (!IS_BT_ENABLED()) {
HILOGE("bluetooth is off.");
return BT_ERR_INVALID_STATE;
}
return pimpl->GetDeviceState(device, state);
}
int32_t Pan::Disconnect(const BluetoothRemoteDevice &device)
{
if (!IS_BT_ENABLED()) {
HILOGE("bluetooth is off.");
return BT_ERR_INVALID_STATE;
}
return pimpl->Disconnect(device);
}
int32_t Pan::Connect(const BluetoothRemoteDevice &device)
{
if (!IS_BT_ENABLED()) {
HILOGE("bluetooth is off.");
return BT_ERR_INVALID_STATE;
}
return pimpl->Connect(device);
}
void Pan::RegisterObserver(std::shared_ptr<PanObserver> observer)
{
HILOGD("enter");
CHECK_AND_RETURN_LOG(observer != nullptr, "observer is null.");
pimpl->RegisterObserver(observer);
}
void Pan::DeregisterObserver(std::shared_ptr<PanObserver> observer)
{
HILOGD("enter");
pimpl->DeregisterObserver(observer);
}
int32_t Pan::SetTethering(bool value)
{
if (!IS_BT_ENABLED()) {
HILOGE("bluetooth is off.");
return BT_ERR_INVALID_STATE;
}
return pimpl->SetTethering(value);
}
int32_t Pan::IsTetheringOn(bool &value)
{
return pimpl->IsTetheringOn(value);
}
int32_t Pan::IsPanSupported(bool &value)
{
return pimpl->IsPanSupported(value);
}
int Pan::SetConnectStrategy(const BluetoothRemoteDevice &device, int strategy)
{
HILOGI("enter, device: %{public}s, strategy: %{public}d", GET_ENCRYPT_ADDR(device), strategy);
if (!IS_BT_ENABLED()) {
HILOGE("bluetooth is off.");
return BT_ERR_INVALID_STATE;
}
if ((!device.IsValidBluetoothRemoteDevice()) || (
(strategy != static_cast<int>(BTStrategyType::CONNECTION_ALLOWED)) &&
(strategy != static_cast<int>(BTStrategyType::CONNECTION_FORBIDDEN)))) {
HILOGI("input parameter error.");
return BT_ERR_INVALID_PARAM;
}
return pimpl->SetConnectStrategy(device, strategy);
}
int Pan::GetConnectStrategy(const BluetoothRemoteDevice &device, int &strategy)
{
HILOGI("enter, device: %{public}s", GET_ENCRYPT_ADDR(device));
if (!IS_BT_ENABLED()) {
HILOGE("bluetooth is off.");
return BT_ERR_INVALID_STATE;
}
if (!device.IsValidBluetoothRemoteDevice()) {
HILOGI("input parameter error.");
return BT_ERR_INVALID_PARAM;
}
return pimpl->GetConnectStrategy(device, strategy);
}
}
}