| /* |
| * Copyright 2019 The Android Open Source Project |
| * |
| * 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 <memory> |
| |
| #include "hci/acl_manager.h" |
| #include "l2cap/internal/parameter_provider.h" |
| #include "l2cap/le/internal/dynamic_channel_service_manager_impl.h" |
| #include "l2cap/le/internal/fixed_channel_service_manager_impl.h" |
| #include "l2cap/le/internal/link_manager.h" |
| #include "l2cap/le/security_enforcement_interface.h" |
| #include "module.h" |
| #include "os/handler.h" |
| |
| #include "l2cap/le/l2cap_le_module.h" |
| |
| namespace bluetooth { |
| namespace l2cap { |
| namespace le { |
| |
| const ModuleFactory L2capLeModule::Factory = ModuleFactory([]() { return new L2capLeModule(); }); |
| |
| /** |
| * A default implementation which cannot satisfy any security level except |
| * NO_SECURITY_WHATSOEVER_PLAINTEXT_TRANSPORT_OK. |
| */ |
| class SecurityEnforcementRejectAllImpl : public SecurityEnforcementInterface { |
| public: |
| void Enforce(hci::AddressWithType remote, SecurityPolicy policy, ResultCallback result_callback) override { |
| if (policy == SecurityPolicy::NO_SECURITY_WHATSOEVER_PLAINTEXT_TRANSPORT_OK) { |
| result_callback.InvokeIfNotEmpty(true); |
| } else { |
| result_callback.InvokeIfNotEmpty(false); |
| } |
| } |
| }; |
| static SecurityEnforcementRejectAllImpl default_security_module_impl_; |
| |
| struct L2capLeModule::impl { |
| impl(os::Handler* l2cap_handler, hci::AclManager* acl_manager) |
| : l2cap_handler_(l2cap_handler), acl_manager_(acl_manager) { |
| dynamic_channel_service_manager_impl_.SetSecurityEnforcementInterface(&default_security_module_impl_); |
| } |
| os::Handler* l2cap_handler_; |
| hci::AclManager* acl_manager_; |
| l2cap::internal::ParameterProvider parameter_provider_; |
| internal::FixedChannelServiceManagerImpl fixed_channel_service_manager_impl_{l2cap_handler_}; |
| internal::DynamicChannelServiceManagerImpl dynamic_channel_service_manager_impl_{l2cap_handler_}; |
| internal::LinkManager link_manager_{l2cap_handler_, |
| acl_manager_, |
| &fixed_channel_service_manager_impl_, |
| &dynamic_channel_service_manager_impl_, |
| ¶meter_provider_}; |
| }; |
| |
| L2capLeModule::L2capLeModule() {} |
| L2capLeModule::~L2capLeModule() {} |
| |
| void L2capLeModule::ListDependencies(ModuleList* list) const { |
| list->add<hci::AclManager>(); |
| } |
| |
| void L2capLeModule::Start() { |
| pimpl_ = std::make_unique<impl>(GetHandler(), GetDependency<hci::AclManager>()); |
| } |
| |
| void L2capLeModule::Stop() { |
| pimpl_.reset(); |
| } |
| |
| std::string L2capLeModule::ToString() const { |
| return "L2cap Le Module"; |
| } |
| |
| std::unique_ptr<FixedChannelManager> L2capLeModule::GetFixedChannelManager() { |
| return std::unique_ptr<FixedChannelManager>(new FixedChannelManager(&pimpl_->fixed_channel_service_manager_impl_, |
| &pimpl_->link_manager_, pimpl_->l2cap_handler_)); |
| } |
| |
| std::unique_ptr<DynamicChannelManager> L2capLeModule::GetDynamicChannelManager() { |
| return std::unique_ptr<DynamicChannelManager>(new DynamicChannelManager( |
| &pimpl_->dynamic_channel_service_manager_impl_, &pimpl_->link_manager_, pimpl_->l2cap_handler_)); |
| } |
| |
| void L2capLeModule::InjectSecurityEnforcementInterface(SecurityEnforcementInterface* security_enforcement_interface) { |
| if (security_enforcement_interface != nullptr) { |
| pimpl_->dynamic_channel_service_manager_impl_.SetSecurityEnforcementInterface(security_enforcement_interface); |
| } else { |
| pimpl_->dynamic_channel_service_manager_impl_.SetSecurityEnforcementInterface(&default_security_module_impl_); |
| } |
| } |
| |
| void L2capLeModule::SetLinkPropertyListener(os::Handler* handler, LinkPropertyListener* listener) { |
| pimpl_->link_manager_.RegisterLinkPropertyListener(handler, listener); |
| } |
| |
| } // namespace le |
| } // namespace l2cap |
| } // namespace bluetooth |