//
// Copyright (C) 2015 Google, Inc.
//
// 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.
//
#include "service/common/bluetooth/binder/IBluetoothGattServerCallback.h"
#include <base/logging.h>
#include <binder/Parcel.h>
#include "service/common/bluetooth/binder/parcel_helpers.h"
using android::IBinder;
using android::Parcel;
using android::sp;
using android::status_t;
namespace ipc {
namespace binder {
// static
const char IBluetoothGattServerCallback::kServiceName[] =
"bluetooth-gatt-server-callback-service";
// BnBluetoothGattServerCallback (server) implementation
// ========================================================
status_t BnBluetoothGattServerCallback::onTransact(
uint32_t code,
const Parcel& data,
Parcel* reply,
uint32_t flags) {
VLOG(2) << "IBluetoothGattServerCallback: " << code;
if (!data.checkInterface(this))
return android::PERMISSION_DENIED;
switch (code) {
case ON_SERVER_REGISTERED_TRANSACTION: {
int status = data.readInt32();
int server_if = data.readInt32();
OnServerRegistered(status, server_if);
return android::NO_ERROR;
}
case ON_SERVICE_ADDED_TRANSACTION: {
int status = data.readInt32();
auto gatt_id = CreateGattIdentifierFromParcel(data);
CHECK(gatt_id);
OnServiceAdded(status, *gatt_id);
return android::NO_ERROR;
}
case ON_CHARACTERISTIC_READ_REQUEST_TRANSACTION: {
std::string device_address = data.readCString();
int request_id = data.readInt32();
int offset = data.readInt32();
bool is_long = data.readInt32();
auto char_id = CreateGattIdentifierFromParcel(data);
CHECK(char_id);
OnCharacteristicReadRequest(device_address, request_id, offset, is_long,
*char_id);
return android::NO_ERROR;
}
case ON_DESCRIPTOR_READ_REQUEST_TRANSACTION: {
std::string device_address = data.readCString();
int request_id = data.readInt32();
int offset = data.readInt32();
bool is_long = data.readInt32();
auto desc_id = CreateGattIdentifierFromParcel(data);
CHECK(desc_id);
OnDescriptorReadRequest(device_address, request_id, offset, is_long,
*desc_id);
return android::NO_ERROR;
}
case ON_CHARACTERISTIC_WRITE_REQUEST_TRANSACTION: {
std::string device_address = data.readCString();
int request_id = data.readInt32();
int offset = data.readInt32();
bool is_prep = data.readInt32();
bool need_rsp = data.readInt32();
std::unique_ptr<std::vector<uint8_t>> value;
data.readByteVector(&value);
CHECK(value.get());
auto char_id = CreateGattIdentifierFromParcel(data);
CHECK(char_id);
OnCharacteristicWriteRequest(device_address, request_id, offset, is_prep,
need_rsp, *value, *char_id);
return android::NO_ERROR;
}
case ON_DESCRIPTOR_WRITE_REQUEST_TRANSACTION: {
std::string device_address = data.readCString();
int request_id = data.readInt32();
int offset = data.readInt32();
bool is_prep = data.readInt32();
bool need_rsp = data.readInt32();
std::unique_ptr<std::vector<uint8_t>> value;
data.readByteVector(&value);
CHECK(value.get());
auto desc_id = CreateGattIdentifierFromParcel(data);
CHECK(desc_id);
OnDescriptorWriteRequest(device_address, request_id, offset, is_prep,
need_rsp, *value, *desc_id);
return android::NO_ERROR;
}
case ON_EXECUTE_WRITE_REQUEST_TRANSACTION: {
std::string device_address = data.readCString();
int request_id = data.readInt32();
bool is_exec = data.readInt32();
OnExecuteWriteRequest(device_address, request_id, is_exec);
return android::NO_ERROR;
}
case ON_NOTIFICATION_SENT_TRANSACTION: {
std::string device_address = data.readCString();
int status = data.readInt32();
OnNotificationSent(device_address, status);
return android::NO_ERROR;
}
default:
return BBinder::onTransact(code, data, reply, flags);
}
}
// BpBluetoothGattServerCallback (client) implementation
// ========================================================
BpBluetoothGattServerCallback::BpBluetoothGattServerCallback(
const sp<IBinder>& impl)
: BpInterface<IBluetoothGattServerCallback>(impl) {
}
void BpBluetoothGattServerCallback::OnServerRegistered(
int status, int server_if) {
Parcel data, reply;
data.writeInterfaceToken(
IBluetoothGattServerCallback::getInterfaceDescriptor());
data.writeInt32(status);
data.writeInt32(server_if);
remote()->transact(
IBluetoothGattServerCallback::ON_SERVER_REGISTERED_TRANSACTION,
data, &reply,
IBinder::FLAG_ONEWAY);
}
void BpBluetoothGattServerCallback::OnServiceAdded(
int status,
const bluetooth::GattIdentifier& service_id) {
Parcel data, reply;
data.writeInterfaceToken(
IBluetoothGattServerCallback::getInterfaceDescriptor());
data.writeInt32(status);
WriteGattIdentifierToParcel(service_id, &data);
remote()->transact(IBluetoothGattServerCallback::ON_SERVICE_ADDED_TRANSACTION,
data, &reply,
IBinder::FLAG_ONEWAY);
}
void BpBluetoothGattServerCallback::OnCharacteristicReadRequest(
const std::string& device_address,
int request_id, int offset, bool is_long,
const bluetooth::GattIdentifier& characteristic_id) {
Parcel data, reply;
data.writeInterfaceToken(
IBluetoothGattServerCallback::getInterfaceDescriptor());
data.writeCString(device_address.c_str());
data.writeInt32(request_id);
data.writeInt32(offset);
data.writeInt32(is_long);
WriteGattIdentifierToParcel(characteristic_id, &data);
remote()->transact(
IBluetoothGattServerCallback::ON_CHARACTERISTIC_READ_REQUEST_TRANSACTION,
data, &reply,
IBinder::FLAG_ONEWAY);
}
void BpBluetoothGattServerCallback::OnDescriptorReadRequest(
const std::string& device_address,
int request_id, int offset, bool is_long,
const bluetooth::GattIdentifier& descriptor_id) {
Parcel data, reply;
data.writeInterfaceToken(
IBluetoothGattServerCallback::getInterfaceDescriptor());
data.writeCString(device_address.c_str());
data.writeInt32(request_id);
data.writeInt32(offset);
data.writeInt32(is_long);
WriteGattIdentifierToParcel(descriptor_id, &data);
remote()->transact(
IBluetoothGattServerCallback::ON_DESCRIPTOR_READ_REQUEST_TRANSACTION,
data, &reply,
IBinder::FLAG_ONEWAY);
}
void BpBluetoothGattServerCallback::OnCharacteristicWriteRequest(
const std::string& device_address,
int request_id, int offset, bool is_prepare_write, bool need_response,
const std::vector<uint8_t>& value,
const bluetooth::GattIdentifier& characteristic_id) {
Parcel data, reply;
data.writeInterfaceToken(
IBluetoothGattServerCallback::getInterfaceDescriptor());
data.writeCString(device_address.c_str());
data.writeInt32(request_id);
data.writeInt32(offset);
data.writeInt32(is_prepare_write);
data.writeInt32(need_response);
data.writeByteVector(value);
WriteGattIdentifierToParcel(characteristic_id, &data);
remote()->transact(
IBluetoothGattServerCallback::ON_CHARACTERISTIC_WRITE_REQUEST_TRANSACTION,
data, &reply,
IBinder::FLAG_ONEWAY);
}
void BpBluetoothGattServerCallback::OnDescriptorWriteRequest(
const std::string& device_address,
int request_id, int offset, bool is_prepare_write, bool need_response,
const std::vector<uint8_t>& value,
const bluetooth::GattIdentifier& descriptor_id) {
Parcel data, reply;
data.writeInterfaceToken(
IBluetoothGattServerCallback::getInterfaceDescriptor());
data.writeCString(device_address.c_str());
data.writeInt32(request_id);
data.writeInt32(offset);
data.writeInt32(is_prepare_write);
data.writeInt32(need_response);
data.writeByteVector(value);
WriteGattIdentifierToParcel(descriptor_id, &data);
remote()->transact(
IBluetoothGattServerCallback::ON_DESCRIPTOR_WRITE_REQUEST_TRANSACTION,
data, &reply,
IBinder::FLAG_ONEWAY);
}
void BpBluetoothGattServerCallback::OnExecuteWriteRequest(
const std::string& device_address,
int request_id, bool is_execute) {
Parcel data, reply;
data.writeInterfaceToken(
IBluetoothGattServerCallback::getInterfaceDescriptor());
data.writeCString(device_address.c_str());
data.writeInt32(request_id);
data.writeInt32(is_execute);
remote()->transact(
IBluetoothGattServerCallback::ON_EXECUTE_WRITE_REQUEST_TRANSACTION,
data, &reply,
IBinder::FLAG_ONEWAY);
}
void BpBluetoothGattServerCallback::OnNotificationSent(
const std::string& device_address,
int status) {
Parcel data, reply;
data.writeInterfaceToken(
IBluetoothGattServerCallback::getInterfaceDescriptor());
data.writeCString(device_address.c_str());
data.writeInt32(status);
remote()->transact(
IBluetoothGattServerCallback::ON_NOTIFICATION_SENT_TRANSACTION,
data, &reply,
IBinder::FLAG_ONEWAY);
}
IMPLEMENT_META_INTERFACE(BluetoothGattServerCallback,
IBluetoothGattServerCallback::kServiceName);
} // namespace binder
} // namespace ipc