/*
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* Copyright (C) 2017 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "bluetooth_socket_manager.h"
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#include "permission_helpers.h"
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#include <base/logging.h>
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#include <binder/IPCThreadState.h>
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using ::android::String8;
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using ::android::binder::Status;
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using ::android::os::ParcelFileDescriptor;
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using ::android::os::ParcelUuid;
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namespace android {
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namespace bluetooth {
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Status BluetoothSocketManagerBinderServer::connectSocket(
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const BluetoothDevice& device, int32_t type,
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const std::unique_ptr<ParcelUuid>& uuid, int32_t port, int32_t flag,
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std::unique_ptr<ParcelFileDescriptor>* _aidl_return) {
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if (!isCallerActiveUserOrManagedProfile()) {
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LOG(WARNING) << "connectSocket() - Not allowed for non-active users";
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return Status::fromExceptionCode(
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Status::EX_SECURITY, String8("Not allowed for non-active users"));
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}
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ENFORCE_PERMISSION(PERMISSION_BLUETOOTH);
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IPCThreadState* ipc = IPCThreadState::self();
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int socket_fd = -1;
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bt_status_t status = socketInterface->connect(
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&device.address, (btsock_type_t)type, uuid ? &uuid->uuid : nullptr, port,
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&socket_fd, flag, ipc->getCallingUid());
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if (status != BT_STATUS_SUCCESS) {
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LOG(ERROR) << "Socket connection failed: " << +status;
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socket_fd = -1;
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}
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if (socket_fd < 0) {
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LOG(ERROR) << "Fail to create file descriptor on socket fd";
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return Status::ok();
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}
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_aidl_return->reset(
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new ParcelFileDescriptor(android::base::unique_fd(socket_fd)));
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return Status::ok();
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}
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Status BluetoothSocketManagerBinderServer::createSocketChannel(
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int32_t type, const std::unique_ptr<::android::String16>& serviceName,
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const std::unique_ptr<ParcelUuid>& uuid, int32_t port, int32_t flag,
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std::unique_ptr<ParcelFileDescriptor>* _aidl_return) {
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if (!isCallerActiveUserOrManagedProfile()) {
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LOG(WARNING) << "createSocketChannel() - Not allowed for non-active users";
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return Status::fromExceptionCode(
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Status::EX_SECURITY, String8("Not allowed for non-active users"));
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}
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ENFORCE_PERMISSION(PERMISSION_BLUETOOTH);
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VLOG(1) << __func__ << ": SOCK FLAG=" << flag;
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IPCThreadState* ipc = IPCThreadState::self();
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int socket_fd = -1;
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const std::string payload_url{};
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bt_status_t status = socketInterface->listen(
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(btsock_type_t)type,
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serviceName ? String8{*serviceName}.c_str() : nullptr,
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uuid ? &uuid->uuid : nullptr, port, &socket_fd, flag,
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ipc->getCallingUid());
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if (status != BT_STATUS_SUCCESS) {
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LOG(ERROR) << "Socket listen failed: " << +status;
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socket_fd = -1;
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}
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if (socket_fd < 0) {
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LOG(ERROR) << "Failed to create file descriptor on socket fd";
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return Status::ok();
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}
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_aidl_return->reset(
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new ParcelFileDescriptor(android::base::unique_fd(socket_fd)));
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return Status::ok();
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}
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Status BluetoothSocketManagerBinderServer::requestMaximumTxDataLength(
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const BluetoothDevice& device) {
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if (!isCallerActiveUserOrManagedProfile()) {
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LOG(WARNING) << __func__ << ": Not allowed for non-active users";
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return Status::fromExceptionCode(
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Status::EX_SECURITY, String8("Not allowed for non-active users"));
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}
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ENFORCE_PERMISSION(PERMISSION_BLUETOOTH);
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VLOG(1) << __func__;
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socketInterface->request_max_tx_data_length(device.address);
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return Status::ok();
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}
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} // namespace bluetooth
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} // namespace android
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