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708 lines
29 KiB
708 lines
29 KiB
/*
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* Copyright 2020 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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#pragma once
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#include "common/bind.h"
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#include "crypto_toolbox/crypto_toolbox.h"
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#include "hci/acl_manager/assembler.h"
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#include "hci/acl_manager/round_robin_scheduler.h"
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#include "hci/le_address_manager.h"
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#include "os/alarm.h"
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#include "os/rand.h"
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using bluetooth::crypto_toolbox::Octet16;
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namespace bluetooth {
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namespace hci {
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namespace acl_manager {
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using common::BindOnce;
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constexpr uint16_t kScanIntervalFast = 0x0060;
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constexpr uint16_t kScanWindowFast = 0x0030;
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constexpr uint16_t kScanIntervalSlow = 0x0800;
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constexpr uint16_t kScanWindowSlow = 0x0030;
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constexpr std::chrono::milliseconds kCreateConnectionTimeoutMs = std::chrono::milliseconds(30 * 1000);
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struct le_acl_connection {
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le_acl_connection(AddressWithType remote_address, AclConnection::QueueDownEnd* queue_down_end, os::Handler* handler)
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: assembler_(remote_address, queue_down_end, handler), remote_address_(remote_address) {}
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~le_acl_connection() = default;
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struct acl_manager::assembler assembler_;
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AddressWithType remote_address_;
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LeConnectionManagementCallbacks* le_connection_management_callbacks_ = nullptr;
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};
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struct le_impl : public bluetooth::hci::LeAddressManagerCallback {
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le_impl(
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HciLayer* hci_layer,
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Controller* controller,
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os::Handler* handler,
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RoundRobinScheduler* round_robin_scheduler,
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bool crash_on_unknown_handle)
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: hci_layer_(hci_layer),
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controller_(controller),
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round_robin_scheduler_(round_robin_scheduler),
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crash_on_unknown_handle_(crash_on_unknown_handle) {
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hci_layer_ = hci_layer;
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controller_ = controller;
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handler_ = handler;
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le_acl_connection_interface_ = hci_layer_->GetLeAclConnectionInterface(
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handler_->BindOn(this, &le_impl::on_le_event),
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handler_->BindOn(this, &le_impl::on_le_disconnect),
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handler_->BindOn(this, &le_impl::on_le_read_remote_version_information));
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le_address_manager_ = new LeAddressManager(
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common::Bind(&le_impl::enqueue_command, common::Unretained(this)),
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handler_,
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controller->GetMacAddress(),
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controller->GetLeConnectListSize(),
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controller->GetLeResolvingListSize());
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}
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~le_impl() {
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for (auto subevent_code : LeConnectionManagementEvents) {
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hci_layer_->UnregisterLeEventHandler(subevent_code);
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}
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if (address_manager_registered) {
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le_address_manager_->Unregister(this);
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}
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delete le_address_manager_;
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le_acl_connections_.clear();
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}
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void on_le_event(LeMetaEventView event_packet) {
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SubeventCode code = event_packet.GetSubeventCode();
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switch (code) {
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case SubeventCode::CONNECTION_COMPLETE:
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on_le_connection_complete(event_packet);
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break;
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case SubeventCode::ENHANCED_CONNECTION_COMPLETE:
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on_le_enhanced_connection_complete(event_packet);
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break;
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case SubeventCode::CONNECTION_UPDATE_COMPLETE:
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on_le_connection_update_complete(event_packet);
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break;
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case SubeventCode::PHY_UPDATE_COMPLETE:
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on_le_phy_update_complete(event_packet);
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break;
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case SubeventCode::DATA_LENGTH_CHANGE:
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on_data_length_change(event_packet);
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break;
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case SubeventCode::REMOTE_CONNECTION_PARAMETER_REQUEST:
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on_remote_connection_parameter_request(event_packet);
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break;
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default:
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LOG_ALWAYS_FATAL("Unhandled event code %s", SubeventCodeText(code).c_str());
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}
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}
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LeConnectionManagementCallbacks* get_callbacks(uint16_t handle) {
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auto connection = le_acl_connections_.find(handle);
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if (connection == le_acl_connections_.end()) {
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return nullptr;
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}
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return connection->second.le_connection_management_callbacks_;
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}
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void on_le_disconnect(uint16_t handle, ErrorCode reason) {
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auto callbacks = get_callbacks(handle);
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if (callbacks == nullptr) {
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return;
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}
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round_robin_scheduler_->Unregister(handle);
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callbacks->OnDisconnection(reason);
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le_acl_connections_.erase(handle);
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}
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void on_common_le_connection_complete(AddressWithType address_with_type) {
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auto connecting_addr_with_type = connecting_le_.find(address_with_type);
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if (connecting_addr_with_type == connecting_le_.end()) {
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LOG_WARN("No prior connection request for %s", address_with_type.ToString().c_str());
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} else {
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connecting_le_.erase(connecting_addr_with_type);
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}
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if (create_connection_timeout_alarms_.find(address_with_type) != create_connection_timeout_alarms_.end()) {
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create_connection_timeout_alarms_.at(address_with_type).Cancel();
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create_connection_timeout_alarms_.erase(address_with_type);
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}
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}
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void on_le_connection_complete(LeMetaEventView packet) {
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LeConnectionCompleteView connection_complete = LeConnectionCompleteView::Create(packet);
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ASSERT(connection_complete.IsValid());
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auto status = connection_complete.GetStatus();
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auto address = connection_complete.GetPeerAddress();
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auto peer_address_type = connection_complete.GetPeerAddressType();
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// TODO: find out which address and type was used to initiate the connection
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AddressWithType remote_address(address, peer_address_type);
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AddressWithType local_address = le_address_manager_->GetCurrentAddress();
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on_common_le_connection_complete(remote_address);
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if (status == ErrorCode::UNKNOWN_CONNECTION && pause_connection) {
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// connection canceled by LeAddressManager.OnPause(), will auto reconnect by LeAddressManager.OnResume()
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return;
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} else {
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canceled_connections_.erase(remote_address);
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ready_to_unregister = true;
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remove_device_from_connect_list(remote_address);
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}
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if (le_client_handler_ == nullptr) {
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LOG_ERROR("No callbacks to call");
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return;
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}
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if (status != ErrorCode::SUCCESS) {
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le_client_handler_->Post(common::BindOnce(&LeConnectionCallbacks::OnLeConnectFail,
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common::Unretained(le_client_callbacks_), remote_address, status));
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return;
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}
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uint16_t conn_interval = connection_complete.GetConnInterval();
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uint16_t conn_latency = connection_complete.GetConnLatency();
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uint16_t supervision_timeout = connection_complete.GetSupervisionTimeout();
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if (!check_connection_parameters(conn_interval, conn_interval, conn_latency, supervision_timeout)) {
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LOG_ERROR("Receive connection complete with invalid connection parameters");
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return;
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}
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auto role = connection_complete.GetRole();
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uint16_t handle = connection_complete.GetConnectionHandle();
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auto queue = std::make_shared<AclConnection::Queue>(10);
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auto emplace_pair = le_acl_connections_.emplace(
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std::piecewise_construct,
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std::forward_as_tuple(handle),
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std::forward_as_tuple(remote_address, queue->GetDownEnd(), handler_));
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ASSERT(emplace_pair.second); // Make sure the connection is unique
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auto& connection_proxy = emplace_pair.first->second;
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round_robin_scheduler_->Register(RoundRobinScheduler::ConnectionType::LE, handle, queue);
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std::unique_ptr<LeAclConnection> connection(new LeAclConnection(
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std::move(queue), le_acl_connection_interface_, handle, local_address, remote_address, role));
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connection_proxy.le_connection_management_callbacks_ = connection->GetEventCallbacks();
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le_client_handler_->Post(common::BindOnce(&LeConnectionCallbacks::OnLeConnectSuccess,
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common::Unretained(le_client_callbacks_), remote_address,
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std::move(connection)));
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}
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void on_le_enhanced_connection_complete(LeMetaEventView packet) {
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LeEnhancedConnectionCompleteView connection_complete = LeEnhancedConnectionCompleteView::Create(packet);
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ASSERT(connection_complete.IsValid());
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auto status = connection_complete.GetStatus();
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auto address = connection_complete.GetPeerAddress();
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auto peer_address_type = connection_complete.GetPeerAddressType();
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auto peer_resolvable_address = connection_complete.GetPeerResolvablePrivateAddress();
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AddressWithType remote_address(address, peer_address_type);
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if (!peer_resolvable_address.IsEmpty()) {
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remote_address = AddressWithType(peer_resolvable_address, AddressType::RANDOM_DEVICE_ADDRESS);
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}
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on_common_le_connection_complete(remote_address);
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if (status == ErrorCode::UNKNOWN_CONNECTION && pause_connection) {
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// connection canceled by LeAddressManager.OnPause(), will auto reconnect by LeAddressManager.OnResume()
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return;
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} else {
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canceled_connections_.erase(remote_address);
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ready_to_unregister = true;
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remove_device_from_connect_list(remote_address);
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}
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if (le_client_handler_ == nullptr) {
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LOG_ERROR("No callbacks to call");
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return;
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}
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if (status != ErrorCode::SUCCESS) {
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le_client_handler_->Post(common::BindOnce(&LeConnectionCallbacks::OnLeConnectFail,
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common::Unretained(le_client_callbacks_), remote_address, status));
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return;
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}
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auto role = connection_complete.GetRole();
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AddressWithType local_address;
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if (role == hci::Role::CENTRAL) {
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local_address = le_address_manager_->GetCurrentAddress();
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} else {
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// when accepting connection, we must obtain the address from the advertiser.
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// When we receive "set terminated event", we associate connection handle with advertiser address
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local_address = AddressWithType{};
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}
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uint16_t conn_interval = connection_complete.GetConnInterval();
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uint16_t conn_latency = connection_complete.GetConnLatency();
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uint16_t supervision_timeout = connection_complete.GetSupervisionTimeout();
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if (!check_connection_parameters(conn_interval, conn_interval, conn_latency, supervision_timeout)) {
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LOG_ERROR("Receive enhenced connection complete with invalid connection parameters");
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return;
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}
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uint16_t handle = connection_complete.GetConnectionHandle();
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auto queue = std::make_shared<AclConnection::Queue>(10);
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auto emplace_pair = le_acl_connections_.emplace(
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std::piecewise_construct,
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std::forward_as_tuple(handle),
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std::forward_as_tuple(remote_address, queue->GetDownEnd(), handler_));
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ASSERT(emplace_pair.second); // Make sure it's not a duplicate
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auto& connection_proxy = emplace_pair.first->second;
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round_robin_scheduler_->Register(RoundRobinScheduler::ConnectionType::LE, handle, queue);
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std::unique_ptr<LeAclConnection> connection(new LeAclConnection(
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std::move(queue), le_acl_connection_interface_, handle, local_address, remote_address, role));
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connection_proxy.le_connection_management_callbacks_ = connection->GetEventCallbacks();
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le_client_handler_->Post(common::BindOnce(&LeConnectionCallbacks::OnLeConnectSuccess,
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common::Unretained(le_client_callbacks_), remote_address,
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std::move(connection)));
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}
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void on_le_connection_update_complete(LeMetaEventView view) {
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auto complete_view = LeConnectionUpdateCompleteView::Create(view);
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if (!complete_view.IsValid()) {
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LOG_ERROR("Received on_le_connection_update_complete with invalid packet");
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return;
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}
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auto handle = complete_view.GetConnectionHandle();
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auto callbacks = get_callbacks(handle);
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if (callbacks == nullptr) {
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LOG_WARN("Can't find connection 0x%hx", handle);
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ASSERT(!crash_on_unknown_handle_);
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return;
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}
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callbacks->OnConnectionUpdate(
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complete_view.GetStatus(),
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complete_view.GetConnInterval(),
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complete_view.GetConnLatency(),
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complete_view.GetSupervisionTimeout());
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}
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void on_le_phy_update_complete(LeMetaEventView view) {
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auto complete_view = LePhyUpdateCompleteView::Create(view);
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if (!complete_view.IsValid()) {
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LOG_ERROR("Received on_le_phy_update_complete with invalid packet");
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return;
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}
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auto handle = complete_view.GetConnectionHandle();
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auto callbacks = get_callbacks(handle);
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if (callbacks == nullptr) {
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LOG_WARN("Can't find connection 0x%hx", handle);
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ASSERT(!crash_on_unknown_handle_);
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return;
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}
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callbacks->OnPhyUpdate(complete_view.GetStatus(), complete_view.GetTxPhy(), complete_view.GetRxPhy());
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}
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void on_le_read_remote_version_information(
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hci::ErrorCode hci_status, uint16_t handle, uint8_t version, uint16_t manufacturer_name, uint16_t sub_version) {
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auto callbacks = get_callbacks(handle);
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if (callbacks == nullptr) {
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LOG_INFO("No le connection registered for 0x%hx", handle);
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return;
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}
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callbacks->OnReadRemoteVersionInformationComplete(hci_status, version, manufacturer_name, sub_version);
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}
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void enqueue_command(std::unique_ptr<CommandBuilder> command_packet) {
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hci_layer_->EnqueueCommand(
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std::move(command_packet),
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handler_->BindOnce(&LeAddressManager::OnCommandComplete, common::Unretained(le_address_manager_)));
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}
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void on_data_length_change(LeMetaEventView view) {
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auto data_length_view = LeDataLengthChangeView::Create(view);
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if (!data_length_view.IsValid()) {
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LOG_ERROR("Invalid packet");
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return;
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}
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auto handle = data_length_view.GetConnectionHandle();
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auto callbacks = get_callbacks(handle);
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if (callbacks == nullptr) {
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LOG_WARN("Can't find connection 0x%hx", handle);
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ASSERT(!crash_on_unknown_handle_);
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return;
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}
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callbacks->OnDataLengthChange(
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data_length_view.GetMaxTxOctets(),
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data_length_view.GetMaxTxTime(),
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data_length_view.GetMaxRxOctets(),
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data_length_view.GetMaxRxTime());
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}
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void on_remote_connection_parameter_request(LeMetaEventView view) {
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auto request_view = LeRemoteConnectionParameterRequestView::Create(view);
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if (!request_view.IsValid()) {
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LOG_ERROR("Invalid packet");
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return;
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}
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auto handle = request_view.GetConnectionHandle();
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auto callbacks = get_callbacks(handle);
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if (callbacks == nullptr) {
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LOG_WARN("Can't find connection 0x%hx", handle);
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ASSERT(!crash_on_unknown_handle_);
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return;
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}
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// TODO: this is blindly accepting any parameters, just so we don't hang connection
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// have proper parameter negotiation
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le_acl_connection_interface_->EnqueueCommand(
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LeRemoteConnectionParameterRequestReplyBuilder::Create(
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handle,
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request_view.GetIntervalMin(),
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request_view.GetIntervalMax(),
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request_view.GetLatency(),
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request_view.GetTimeout(),
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0,
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0),
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handler_->BindOnce([](CommandCompleteView status) {}));
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}
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void add_device_to_connect_list(AddressWithType address_with_type) {
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AddressType address_type = address_with_type.GetAddressType();
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if (!address_manager_registered) {
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le_address_manager_->Register(this);
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address_manager_registered = true;
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}
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pause_connection = true;
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switch (address_type) {
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case AddressType::PUBLIC_DEVICE_ADDRESS:
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case AddressType::PUBLIC_IDENTITY_ADDRESS: {
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le_address_manager_->AddDeviceToConnectList(ConnectListAddressType::PUBLIC, address_with_type.GetAddress());
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} break;
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case AddressType::RANDOM_DEVICE_ADDRESS:
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case AddressType::RANDOM_IDENTITY_ADDRESS: {
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le_address_manager_->AddDeviceToConnectList(ConnectListAddressType::RANDOM, address_with_type.GetAddress());
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}
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}
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}
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void add_device_to_resolving_list(
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AddressWithType address_with_type,
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const std::array<uint8_t, 16>& peer_irk,
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const std::array<uint8_t, 16>& local_irk) {
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AddressType address_type = address_with_type.GetAddressType();
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if (!address_manager_registered) {
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le_address_manager_->Register(this);
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address_manager_registered = true;
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}
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pause_connection = true;
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switch (address_type) {
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case AddressType::PUBLIC_DEVICE_ADDRESS:
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case AddressType::PUBLIC_IDENTITY_ADDRESS: {
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le_address_manager_->AddDeviceToResolvingList(
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PeerAddressType::PUBLIC_DEVICE_OR_IDENTITY_ADDRESS, address_with_type.GetAddress(), peer_irk, local_irk);
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} break;
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case AddressType::RANDOM_DEVICE_ADDRESS:
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case AddressType::RANDOM_IDENTITY_ADDRESS: {
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le_address_manager_->AddDeviceToResolvingList(
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PeerAddressType::RANDOM_DEVICE_OR_IDENTITY_ADDRESS, address_with_type.GetAddress(), peer_irk, local_irk);
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}
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}
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}
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void create_le_connection(AddressWithType address_with_type, bool add_to_connect_list, bool is_direct) {
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// TODO: Configure default LE connection parameters?
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if (add_to_connect_list) {
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add_device_to_connect_list(address_with_type);
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if (is_direct) {
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direct_connections_.insert(address_with_type);
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if (create_connection_timeout_alarms_.find(address_with_type) == create_connection_timeout_alarms_.end()) {
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create_connection_timeout_alarms_.emplace(
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std::piecewise_construct,
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std::forward_as_tuple(address_with_type.GetAddress(), address_with_type.GetAddressType()),
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std::forward_as_tuple(handler_));
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create_connection_timeout_alarms_.at(address_with_type)
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.Schedule(
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common::BindOnce(&le_impl::on_create_connection_timeout, common::Unretained(this), address_with_type),
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kCreateConnectionTimeoutMs);
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}
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}
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}
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if (!address_manager_registered) {
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auto policy = le_address_manager_->Register(this);
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address_manager_registered = true;
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// Pause connection, wait for set random address complete
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if (policy == LeAddressManager::AddressPolicy::USE_RESOLVABLE_ADDRESS ||
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policy == LeAddressManager::AddressPolicy::USE_NON_RESOLVABLE_ADDRESS) {
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pause_connection = true;
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}
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}
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if (pause_connection) {
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canceled_connections_.insert(address_with_type);
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return;
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}
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if (le_client_callbacks_ == nullptr) {
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LOG_ERROR("No callbacks to call");
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return;
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}
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uint16_t le_scan_interval = kScanIntervalSlow;
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uint16_t le_scan_window = kScanWindowSlow;
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// If there is any direct connection in the connection list, use the fast parameter
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if (!direct_connections_.empty()) {
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le_scan_interval = kScanIntervalFast;
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|
le_scan_window = kScanWindowFast;
|
|
}
|
|
InitiatorFilterPolicy initiator_filter_policy = InitiatorFilterPolicy::USE_CONNECT_LIST;
|
|
OwnAddressType own_address_type =
|
|
static_cast<OwnAddressType>(le_address_manager_->GetCurrentAddress().GetAddressType());
|
|
uint16_t conn_interval_min = 0x0018;
|
|
uint16_t conn_interval_max = 0x0028;
|
|
uint16_t conn_latency = 0x0000;
|
|
uint16_t supervision_timeout = 0x001f4;
|
|
ASSERT(check_connection_parameters(conn_interval_min, conn_interval_max, conn_latency, supervision_timeout));
|
|
|
|
connecting_le_.insert(address_with_type);
|
|
|
|
if (initiator_filter_policy == InitiatorFilterPolicy::USE_CONNECT_LIST) {
|
|
address_with_type = AddressWithType();
|
|
}
|
|
|
|
if (controller_->IsSupported(OpCode::LE_EXTENDED_CREATE_CONNECTION)) {
|
|
LeCreateConnPhyScanParameters tmp;
|
|
tmp.scan_interval_ = le_scan_interval;
|
|
tmp.scan_window_ = le_scan_window;
|
|
tmp.conn_interval_min_ = conn_interval_min;
|
|
tmp.conn_interval_max_ = conn_interval_max;
|
|
tmp.conn_latency_ = conn_latency;
|
|
tmp.supervision_timeout_ = supervision_timeout;
|
|
tmp.min_ce_length_ = 0x00;
|
|
tmp.max_ce_length_ = 0x00;
|
|
|
|
le_acl_connection_interface_->EnqueueCommand(
|
|
LeExtendedCreateConnectionBuilder::Create(initiator_filter_policy, own_address_type,
|
|
address_with_type.GetAddressType(), address_with_type.GetAddress(),
|
|
0x01 /* 1M PHY ONLY */, {tmp}),
|
|
handler_->BindOnce([](CommandStatusView status) {
|
|
ASSERT(status.IsValid());
|
|
ASSERT(status.GetCommandOpCode() == OpCode::LE_EXTENDED_CREATE_CONNECTION);
|
|
}));
|
|
} else {
|
|
le_acl_connection_interface_->EnqueueCommand(
|
|
LeCreateConnectionBuilder::Create(le_scan_interval, le_scan_window, initiator_filter_policy,
|
|
address_with_type.GetAddressType(), address_with_type.GetAddress(),
|
|
own_address_type, conn_interval_min, conn_interval_max, conn_latency,
|
|
supervision_timeout, kMinimumCeLength, kMaximumCeLength),
|
|
handler_->BindOnce([](CommandStatusView status) {
|
|
ASSERT(status.IsValid());
|
|
ASSERT(status.GetCommandOpCode() == OpCode::LE_CREATE_CONNECTION);
|
|
}));
|
|
}
|
|
}
|
|
|
|
void on_create_connection_timeout(AddressWithType address_with_type) {
|
|
LOG_INFO("on_create_connection_timeout, address: %s", address_with_type.ToString().c_str());
|
|
if (create_connection_timeout_alarms_.find(address_with_type) != create_connection_timeout_alarms_.end()) {
|
|
create_connection_timeout_alarms_.at(address_with_type).Cancel();
|
|
create_connection_timeout_alarms_.erase(address_with_type);
|
|
cancel_connect(address_with_type);
|
|
}
|
|
}
|
|
|
|
void cancel_connect(AddressWithType address_with_type) {
|
|
// the connection will be canceled by LeAddressManager.OnPause()
|
|
remove_device_from_connect_list(address_with_type);
|
|
}
|
|
|
|
void set_le_suggested_default_data_parameters(uint16_t length, uint16_t time) {
|
|
auto packet = LeWriteSuggestedDefaultDataLengthBuilder::Create(length, time);
|
|
le_acl_connection_interface_->EnqueueCommand(
|
|
std::move(packet), handler_->BindOnce([](CommandCompleteView complete) {}));
|
|
}
|
|
|
|
void remove_device_from_connect_list(AddressWithType address_with_type) {
|
|
AddressType address_type = address_with_type.GetAddressType();
|
|
direct_connections_.erase(address_with_type);
|
|
if (!address_manager_registered) {
|
|
le_address_manager_->Register(this);
|
|
address_manager_registered = true;
|
|
}
|
|
pause_connection = true;
|
|
switch (address_type) {
|
|
case AddressType::PUBLIC_DEVICE_ADDRESS:
|
|
case AddressType::PUBLIC_IDENTITY_ADDRESS: {
|
|
le_address_manager_->RemoveDeviceFromConnectList(
|
|
ConnectListAddressType::PUBLIC, address_with_type.GetAddress());
|
|
} break;
|
|
case AddressType::RANDOM_DEVICE_ADDRESS:
|
|
case AddressType::RANDOM_IDENTITY_ADDRESS: {
|
|
le_address_manager_->RemoveDeviceFromConnectList(
|
|
ConnectListAddressType::RANDOM, address_with_type.GetAddress());
|
|
}
|
|
}
|
|
}
|
|
|
|
void remove_device_from_resolving_list(AddressWithType address_with_type) {
|
|
AddressType address_type = address_with_type.GetAddressType();
|
|
if (!address_manager_registered) {
|
|
le_address_manager_->Register(this);
|
|
address_manager_registered = true;
|
|
}
|
|
pause_connection = true;
|
|
switch (address_type) {
|
|
case AddressType::PUBLIC_DEVICE_ADDRESS:
|
|
case AddressType::PUBLIC_IDENTITY_ADDRESS: {
|
|
le_address_manager_->RemoveDeviceFromResolvingList(
|
|
PeerAddressType::PUBLIC_DEVICE_OR_IDENTITY_ADDRESS, address_with_type.GetAddress());
|
|
} break;
|
|
case AddressType::RANDOM_DEVICE_ADDRESS:
|
|
case AddressType::RANDOM_IDENTITY_ADDRESS: {
|
|
le_address_manager_->RemoveDeviceFromResolvingList(
|
|
PeerAddressType::RANDOM_DEVICE_OR_IDENTITY_ADDRESS, address_with_type.GetAddress());
|
|
}
|
|
}
|
|
}
|
|
|
|
void set_privacy_policy_for_initiator_address(
|
|
LeAddressManager::AddressPolicy address_policy,
|
|
AddressWithType fixed_address,
|
|
crypto_toolbox::Octet16 rotation_irk,
|
|
std::chrono::milliseconds minimum_rotation_time,
|
|
std::chrono::milliseconds maximum_rotation_time) {
|
|
le_address_manager_->SetPrivacyPolicyForInitiatorAddress(
|
|
address_policy, fixed_address, rotation_irk, minimum_rotation_time, maximum_rotation_time);
|
|
}
|
|
|
|
// TODO(jpawlowski): remove once we have config file abstraction in cert tests
|
|
void set_privacy_policy_for_initiator_address_for_test(
|
|
LeAddressManager::AddressPolicy address_policy,
|
|
AddressWithType fixed_address,
|
|
crypto_toolbox::Octet16 rotation_irk,
|
|
std::chrono::milliseconds minimum_rotation_time,
|
|
std::chrono::milliseconds maximum_rotation_time) {
|
|
le_address_manager_->SetPrivacyPolicyForInitiatorAddressForTest(
|
|
address_policy, fixed_address, rotation_irk, minimum_rotation_time, maximum_rotation_time);
|
|
}
|
|
|
|
void handle_register_le_callbacks(LeConnectionCallbacks* callbacks, os::Handler* handler) {
|
|
ASSERT(le_client_callbacks_ == nullptr);
|
|
ASSERT(le_client_handler_ == nullptr);
|
|
le_client_callbacks_ = callbacks;
|
|
le_client_handler_ = handler;
|
|
}
|
|
|
|
void handle_unregister_le_callbacks(LeConnectionCallbacks* callbacks, std::promise<void> promise) {
|
|
ASSERT_LOG(le_client_callbacks_ == callbacks, "Registered le callback entity is different then unregister request");
|
|
le_client_callbacks_ = nullptr;
|
|
le_client_handler_ = nullptr;
|
|
promise.set_value();
|
|
}
|
|
|
|
bool check_connection_parameters(
|
|
uint16_t conn_interval_min, uint16_t conn_interval_max, uint16_t conn_latency, uint16_t supervision_timeout) {
|
|
if (conn_interval_min < 0x0006 || conn_interval_min > 0x0C80 || conn_interval_max < 0x0006 ||
|
|
conn_interval_max > 0x0C80 || conn_latency > 0x01F3 || supervision_timeout < 0x000A ||
|
|
supervision_timeout > 0x0C80) {
|
|
LOG_ERROR("Invalid parameter");
|
|
return false;
|
|
}
|
|
|
|
// The Maximum interval in milliseconds will be conn_interval_max * 1.25 ms
|
|
// The Timeout in milliseconds will be expected_supervision_timeout * 10 ms
|
|
// The Timeout in milliseconds shall be larger than (1 + Latency) * Interval_Max * 2, where Interval_Max is given in
|
|
// milliseconds.
|
|
uint32_t supervision_timeout_min = (uint32_t)(1 + conn_latency) * conn_interval_max * 2 + 1;
|
|
if (supervision_timeout * 8 < supervision_timeout_min || conn_interval_max < conn_interval_min) {
|
|
LOG_ERROR("Invalid parameter");
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
void OnPause() override {
|
|
pause_connection = true;
|
|
if (connecting_le_.empty()) {
|
|
le_address_manager_->AckPause(this);
|
|
return;
|
|
}
|
|
canceled_connections_ = connecting_le_;
|
|
le_acl_connection_interface_->EnqueueCommand(
|
|
LeCreateConnectionCancelBuilder::Create(),
|
|
handler_->BindOnce(&le_impl::on_create_connection_cancel_complete, common::Unretained(this)));
|
|
le_address_manager_->AckPause(this);
|
|
}
|
|
|
|
void on_create_connection_cancel_complete(CommandCompleteView view) {
|
|
auto complete_view = LeCreateConnectionCancelCompleteView::Create(view);
|
|
ASSERT(complete_view.IsValid());
|
|
if (complete_view.GetStatus() != ErrorCode::SUCCESS) {
|
|
auto status = complete_view.GetStatus();
|
|
std::string error_code = ErrorCodeText(status);
|
|
LOG_WARN("Received on_create_connection_cancel_complete with error code %s", error_code.c_str());
|
|
}
|
|
}
|
|
|
|
void check_for_unregister() {
|
|
if (le_acl_connections_.empty() && connecting_le_.empty() && canceled_connections_.empty() &&
|
|
address_manager_registered && ready_to_unregister) {
|
|
le_address_manager_->Unregister(this);
|
|
address_manager_registered = false;
|
|
pause_connection = false;
|
|
ready_to_unregister = false;
|
|
}
|
|
}
|
|
|
|
void OnResume() override {
|
|
pause_connection = false;
|
|
if (!canceled_connections_.empty()) {
|
|
create_le_connection(*canceled_connections_.begin(), false, false);
|
|
}
|
|
canceled_connections_.clear();
|
|
le_address_manager_->AckResume(this);
|
|
check_for_unregister();
|
|
}
|
|
|
|
uint16_t HACK_get_handle(Address address) {
|
|
for (auto it = le_acl_connections_.begin(); it != le_acl_connections_.end(); it++) {
|
|
if (it->second.remote_address_.GetAddress() == address) {
|
|
return it->first;
|
|
}
|
|
}
|
|
return 0xFFFF;
|
|
}
|
|
|
|
void UpdateLocalAddress(uint16_t handle, hci::AddressWithType address_with_type) {
|
|
auto callbacks = get_callbacks(handle);
|
|
if (callbacks == nullptr) {
|
|
LOG_WARN("Can't find connection 0x%hx", handle);
|
|
ASSERT(!crash_on_unknown_handle_);
|
|
return;
|
|
}
|
|
callbacks->OnLocalAddressUpdate(address_with_type);
|
|
}
|
|
|
|
static constexpr uint16_t kMinimumCeLength = 0x0002;
|
|
static constexpr uint16_t kMaximumCeLength = 0x0C00;
|
|
HciLayer* hci_layer_ = nullptr;
|
|
Controller* controller_ = nullptr;
|
|
os::Handler* handler_ = nullptr;
|
|
RoundRobinScheduler* round_robin_scheduler_ = nullptr;
|
|
LeAddressManager* le_address_manager_ = nullptr;
|
|
LeAclConnectionInterface* le_acl_connection_interface_ = nullptr;
|
|
LeConnectionCallbacks* le_client_callbacks_ = nullptr;
|
|
os::Handler* le_client_handler_ = nullptr;
|
|
std::map<uint16_t, le_acl_connection> le_acl_connections_;
|
|
std::set<AddressWithType> connecting_le_;
|
|
std::set<AddressWithType> canceled_connections_;
|
|
std::set<AddressWithType> direct_connections_;
|
|
bool address_manager_registered = false;
|
|
bool ready_to_unregister = false;
|
|
bool pause_connection = false;
|
|
bool crash_on_unknown_handle_ = false;
|
|
std::map<AddressWithType, os::Alarm> create_connection_timeout_alarms_;
|
|
};
|
|
|
|
} // namespace acl_manager
|
|
} // namespace hci
|
|
} // namespace bluetooth
|