/* * 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. */ #define LOG_TAG "bt_shim_controller" #include "main/shim/controller.h" #include "btcore/include/module.h" #include "gd/common/init_flags.h" #include "main/shim/entry.h" #include "main/shim/shim.h" #include "main/shim/stack.h" #include "osi/include/future.h" #include "osi/include/log.h" #include "hci/controller.h" #include "src/bridge.rs.h" using ::bluetooth::common::init_flags::gd_rust_is_enabled; using ::bluetooth::shim::GetController; constexpr int kMaxSupportedCodecs = 8; // MAX_LOCAL_SUPPORTED_CODECS_SIZE constexpr uint8_t kPhyLe1M = 0x01; /** * Interesting commands supported by controller */ constexpr int kReadRemoteExtendedFeatures = 0x41c; constexpr int kEnhancedSetupSynchronousConnection = 0x428; constexpr int kEnhancedAcceptSynchronousConnection = 0x429; constexpr int kLeSetPrivacyMode = 0x204e; constexpr int kHciDataPreambleSize = 4; // #define HCI_DATA_PREAMBLE_SIZE 4 // Module lifecycle functions static future_t* start_up(void); static future_t* shut_down(void); EXPORT_SYMBOL extern const module_t gd_controller_module = { .name = GD_CONTROLLER_MODULE, .init = nullptr, .start_up = start_up, .shut_down = shut_down, .clean_up = nullptr, .dependencies = {GD_SHIM_MODULE, nullptr}}; struct { bool ready; RawAddress raw_address; bt_version_t bt_version; uint8_t local_supported_codecs[kMaxSupportedCodecs]; uint8_t number_of_local_supported_codecs; uint64_t le_supported_states; uint8_t phy; } data_; static future_t* start_up(void) { LOG_INFO("%s Starting up", __func__); data_.ready = true; if (gd_rust_is_enabled()) { auto controller = bluetooth::shim::Stack::GetInstance()->GetRustController(); auto rust_string_address = bluetooth::shim::rust::controller_get_address(**controller); auto string_address = std::string(rust_string_address.data(), rust_string_address.length()); RawAddress::FromString(string_address, data_.raw_address); data_.le_supported_states = bluetooth::shim::rust::controller_get_le_supported_states(**controller); LOG_INFO("Mac address:%s", string_address.c_str()); } else { std::string string_address = GetController()->GetMacAddress().ToString(); RawAddress::FromString(string_address, data_.raw_address); data_.le_supported_states = bluetooth::shim::GetController()->GetLeSupportedStates(); auto local_version_info = bluetooth::shim::GetController()->GetLocalVersionInformation(); data_.bt_version.hci_version = static_cast(local_version_info.hci_version_); data_.bt_version.hci_revision = local_version_info.hci_revision_; data_.bt_version.lmp_version = static_cast(local_version_info.lmp_version_); data_.bt_version.lmp_subversion = local_version_info.lmp_subversion_; data_.bt_version.manufacturer = local_version_info.manufacturer_name_; LOG_INFO("Mac address:%s", string_address.c_str()); } data_.phy = kPhyLe1M; return future_new_immediate(FUTURE_SUCCESS); } static future_t* shut_down(void) { data_.ready = false; return future_new_immediate(FUTURE_SUCCESS); } /** * Module methods */ static bool get_is_ready(void) { return data_.ready; } static const RawAddress* get_address(void) { return &data_.raw_address; } static const bt_version_t* get_bt_version(void) { return &data_.bt_version; } static uint8_t* get_local_supported_codecs(uint8_t* number_of_codecs) { CHECK(number_of_codecs != nullptr); if (data_.number_of_local_supported_codecs != 0) { *number_of_codecs = data_.number_of_local_supported_codecs; return data_.local_supported_codecs; } return (uint8_t*)nullptr; } static const uint8_t* get_ble_supported_states(void) { return (const uint8_t*)&data_.le_supported_states; } #define MAP_TO_GD(legacy, gd) \ static bool legacy(void) { \ if (gd_rust_is_enabled()) { \ return bluetooth::shim::rust::controller_##legacy( \ **bluetooth::shim::Stack::GetInstance()->GetRustController()); \ } else { \ return GetController()->gd(); \ } \ } MAP_TO_GD(supports_simple_pairing, SupportsSimplePairing) MAP_TO_GD(supports_secure_connections, SupportsSecureConnections) MAP_TO_GD(supports_simultaneous_le_bredr, SupportsSimultaneousLeBrEdr) MAP_TO_GD(supports_interlaced_inquiry_scan, SupportsInterlacedInquiryScan) MAP_TO_GD(supports_rssi_with_inquiry_results, SupportsRssiWithInquiryResults) MAP_TO_GD(supports_extended_inquiry_response, SupportsExtendedInquiryResponse) MAP_TO_GD(supports_three_slot_packets, Supports3SlotPackets) MAP_TO_GD(supports_five_slot_packets, Supports5SlotPackets) MAP_TO_GD(supports_classic_2m_phy, SupportsClassic2mPhy) MAP_TO_GD(supports_classic_3m_phy, SupportsClassic3mPhy) MAP_TO_GD(supports_three_slot_edr_packets, Supports3SlotEdrPackets) MAP_TO_GD(supports_five_slot_edr_packets, Supports5SlotEdrPackets) MAP_TO_GD(supports_sco, SupportsSco) MAP_TO_GD(supports_hv2_packets, SupportsHv2Packets) MAP_TO_GD(supports_hv3_packets, SupportsHv3Packets) MAP_TO_GD(supports_ev3_packets, SupportsEv3Packets) MAP_TO_GD(supports_ev4_packets, SupportsEv4Packets) MAP_TO_GD(supports_ev5_packets, SupportsEv5Packets) MAP_TO_GD(supports_esco_2m_phy, SupportsEsco2mPhy) MAP_TO_GD(supports_esco_3m_phy, SupportsEsco3mPhy) MAP_TO_GD(supports_three_slot_esco_edr_packets, Supports3SlotEscoEdrPackets) MAP_TO_GD(supports_role_switch, SupportsRoleSwitch) MAP_TO_GD(supports_hold_mode, SupportsHoldMode) MAP_TO_GD(supports_sniff_mode, SupportsSniffMode) MAP_TO_GD(supports_park_mode, SupportsParkMode) MAP_TO_GD(supports_non_flushable_pb, SupportsNonFlushablePb) MAP_TO_GD(supports_sniff_subrating, SupportsSniffSubrating) MAP_TO_GD(supports_encryption_pause, SupportsEncryptionPause) MAP_TO_GD(supports_ble, SupportsBle) MAP_TO_GD(supports_privacy, SupportsBlePrivacy) MAP_TO_GD(supports_packet_extension, SupportsBlePacketExtension) MAP_TO_GD(supports_connection_parameters_request, SupportsBleConnectionParametersRequest) MAP_TO_GD(supports_ble_2m_phy, SupportsBle2mPhy) MAP_TO_GD(supports_ble_coded_phy, SupportsBleCodedPhy) MAP_TO_GD(supports_extended_advertising, SupportsBleExtendedAdvertising) MAP_TO_GD(supports_periodic_advertising, SupportsBlePeriodicAdvertising) MAP_TO_GD(supports_peripheral_initiated_feature_exchange, SupportsBlePeripheralInitiatedFeatureExchange) MAP_TO_GD(supports_connection_parameter_request, SupportsBleConnectionParameterRequest) MAP_TO_GD(supports_periodic_advertising_sync_transfer_sender, SupportsBlePeriodicAdvertisingSyncTransferSender) MAP_TO_GD(supports_periodic_advertising_sync_transfer_recipient, SupportsBlePeriodicAdvertisingSyncTransferRecipient) MAP_TO_GD(supports_connected_iso_stream_central, SupportsBleConnectedIsochronousStreamCentral) MAP_TO_GD(supports_connected_iso_stream_peripheral, SupportsBleConnectedIsochronousStreamPeripheral) MAP_TO_GD(supports_iso_broadcaster, SupportsBleIsochronousBroadcaster) MAP_TO_GD(supports_synchronized_receiver, SupportsBleSynchronizedReceiver) #define FORWARD_IF_RUST(legacy, gd) \ static bool legacy(void) { \ if (gd_rust_is_enabled()) { \ return bluetooth::shim::rust::controller_##legacy( \ **bluetooth::shim::Stack::GetInstance()->GetRustController()); \ } else { \ return gd; \ } \ } FORWARD_IF_RUST(supports_reading_remote_extended_features, GetController()->IsSupported((bluetooth::hci::OpCode) kReadRemoteExtendedFeatures)) FORWARD_IF_RUST(supports_enhanced_setup_synchronous_connection, GetController()->IsSupported(( bluetooth::hci::OpCode)kEnhancedSetupSynchronousConnection)) FORWARD_IF_RUST( supports_enhanced_accept_synchronous_connection, GetController()->IsSupported((bluetooth::hci::OpCode) kEnhancedAcceptSynchronousConnection)) FORWARD_IF_RUST( supports_ble_set_privacy_mode, GetController()->IsSupported((bluetooth::hci::OpCode)kLeSetPrivacyMode)) #define FORWARD_GETTER_IF_RUST(type, legacy, gd) \ static type legacy(void) { \ if (gd_rust_is_enabled()) { \ return bluetooth::shim::rust::controller_##legacy( \ **bluetooth::shim::Stack::GetInstance()->GetRustController()); \ } else { \ return gd; \ } \ } FORWARD_GETTER_IF_RUST(uint16_t, get_acl_buffer_length, GetController()->GetAclPacketLength()) FORWARD_GETTER_IF_RUST( uint16_t, get_le_buffer_length, GetController()->GetLeBufferSize().le_data_packet_length_) FORWARD_GETTER_IF_RUST( uint16_t, get_iso_buffer_length, GetController()->GetControllerIsoBufferSize().le_data_packet_length_) static uint16_t get_acl_packet_size_classic(void) { return get_acl_buffer_length() + kHciDataPreambleSize; } static uint16_t get_acl_packet_size_ble(void) { return get_le_buffer_length() + kHciDataPreambleSize; } static uint16_t get_iso_packet_size(void) { return get_iso_buffer_length() + kHciDataPreambleSize; } FORWARD_GETTER_IF_RUST(uint16_t, get_le_suggested_default_data_length, GetController()->GetLeSuggestedDefaultDataLength()) static uint16_t get_le_maximum_tx_data_length(void) { if (gd_rust_is_enabled()) { return bluetooth::shim::rust::controller_get_le_maximum_tx_data_length( **bluetooth::shim::Stack::GetInstance()->GetRustController()); } else { ::bluetooth::hci::LeMaximumDataLength le_maximum_data_length = GetController()->GetLeMaximumDataLength(); return le_maximum_data_length.supported_max_tx_octets_; } } static uint16_t get_le_maximum_tx_time(void) { if (gd_rust_is_enabled()) { return bluetooth::shim::rust::controller_get_le_maximum_tx_time( **bluetooth::shim::Stack::GetInstance()->GetRustController()); } else { ::bluetooth::hci::LeMaximumDataLength le_maximum_data_length = GetController()->GetLeMaximumDataLength(); return le_maximum_data_length.supported_max_tx_time_; } } FORWARD_GETTER_IF_RUST(uint16_t, get_le_max_advertising_data_length, GetController()->GetLeMaximumAdvertisingDataLength()) FORWARD_GETTER_IF_RUST(uint8_t, get_le_supported_advertising_sets, GetController()->GetLeNumberOfSupportedAdverisingSets()) FORWARD_GETTER_IF_RUST(uint8_t, get_le_periodic_advertiser_list_size, GetController()->GetLePeriodicAdvertiserListSize()) FORWARD_GETTER_IF_RUST(uint16_t, get_acl_buffers, GetController()->GetNumAclPacketBuffers()) FORWARD_GETTER_IF_RUST(uint8_t, get_le_buffers, GetController()->GetLeBufferSize().total_num_le_packets_) FORWARD_GETTER_IF_RUST( uint8_t, get_iso_buffers, GetController()->GetControllerIsoBufferSize().total_num_le_packets_) FORWARD_GETTER_IF_RUST(uint8_t, get_le_connect_list_size, GetController()->GetLeConnectListSize()) FORWARD_GETTER_IF_RUST(uint8_t, get_le_resolving_list_size, GetController()->GetLeResolvingListSize()) static void set_ble_resolving_list_max_size(int resolving_list_max_size) { LOG_WARN("%s TODO Unimplemented", __func__); } static uint8_t get_le_all_initiating_phys() { return data_.phy; } static const controller_t interface = { get_is_ready, get_address, get_bt_version, get_ble_supported_states, supports_simple_pairing, supports_secure_connections, supports_simultaneous_le_bredr, supports_reading_remote_extended_features, supports_interlaced_inquiry_scan, supports_rssi_with_inquiry_results, supports_extended_inquiry_response, supports_role_switch, supports_enhanced_setup_synchronous_connection, supports_enhanced_accept_synchronous_connection, supports_three_slot_packets, supports_five_slot_packets, supports_classic_2m_phy, supports_classic_3m_phy, supports_three_slot_edr_packets, supports_five_slot_edr_packets, supports_sco, supports_hv2_packets, supports_hv3_packets, supports_ev3_packets, supports_ev4_packets, supports_ev5_packets, supports_esco_2m_phy, supports_esco_3m_phy, supports_three_slot_esco_edr_packets, supports_role_switch, supports_hold_mode, supports_sniff_mode, supports_park_mode, supports_non_flushable_pb, supports_sniff_subrating, supports_encryption_pause, supports_ble, supports_packet_extension, supports_connection_parameters_request, supports_privacy, supports_ble_set_privacy_mode, supports_ble_2m_phy, supports_ble_coded_phy, supports_extended_advertising, supports_periodic_advertising, supports_peripheral_initiated_feature_exchange, supports_connection_parameter_request, supports_periodic_advertising_sync_transfer_sender, supports_periodic_advertising_sync_transfer_recipient, supports_connected_iso_stream_central, supports_connected_iso_stream_peripheral, supports_iso_broadcaster, supports_synchronized_receiver, get_acl_buffer_length, get_le_buffer_length, get_iso_buffer_length, get_acl_packet_size_classic, get_acl_packet_size_ble, get_iso_packet_size, get_le_suggested_default_data_length, get_le_maximum_tx_data_length, get_le_maximum_tx_time, get_le_max_advertising_data_length, get_le_supported_advertising_sets, get_le_periodic_advertiser_list_size, get_acl_buffers, get_le_buffers, get_iso_buffers, get_le_connect_list_size, get_le_resolving_list_size, set_ble_resolving_list_max_size, get_local_supported_codecs, get_le_all_initiating_phys}; const controller_t* bluetooth::shim::controller_get_interface() { static bool loaded = false; if (!loaded) { loaded = true; } return &interface; }