Legacy portion of l2cap shim layer (8b78b0cf) · Commits · e / os / android_packages_modules_Bluetooth

system/main/Android.bp

+3 −1

Original line number	Diff line number	Diff line
		@@ -9,8 +9,10 @@ filegroup {
		"bte_logmsg.cc",
		"bte_main.cc",
		"shim/controller.cc",
		"shim/hci_layer.cc",
		"shim/entry.cc",
		"shim/hci_layer.cc",
		"shim/l2c_api.cc",
		"shim/l2cap.cc",
		"shim/shim.cc",
		"stack_config.cc",
		]

system/main/shim/l2c_api.cc

0 → 100644

+386 −0

Original line number	Diff line number	Diff line
		/*
		* 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_l2cap"

		#include "main/shim/l2c_api.h"
		#include "main/shim/l2cap.h"
		#include "main/shim/shim.h"
		#include "osi/include/log.h"

		static bluetooth::shim::L2cap shim_l2cap;

		uint16_t bluetooth::shim::L2CA_Register(uint16_t client_psm,
		tL2CAP_APPL_INFO* p_cb_info,
		bool enable_snoop) {
		if (L2C_INVALID_PSM(client_psm)) {
		LOG_ERROR(LOG_TAG, "%s Invalid classic psm:0x%04x", __func__, client_psm);
		return 0;
		}

		if ((p_cb_info->pL2CA_ConfigCfm_Cb == nullptr) \|\|
		(p_cb_info->pL2CA_ConfigInd_Cb == nullptr) \|\|
		(p_cb_info->pL2CA_DataInd_Cb == nullptr) \|\|
		(p_cb_info->pL2CA_DisconnectInd_Cb == nullptr)) {
		LOG_ERROR(LOG_TAG, "%s Invalid classic callbacks psm:0x%04x", __func__,
		client_psm);
		return 0;
		}

		/**
		* Check if this is a registration for an outgoing-only connection.
		*/
		bool is_outgoing_connection_only = p_cb_info->pL2CA_ConnectInd_Cb == nullptr;
		uint16_t psm = shim_l2cap.ConvertClientToRealPsm(client_psm,
		is_outgoing_connection_only);

		if (shim_l2cap.Classic().IsPsmRegistered(psm)) {
		LOG_ERROR(LOG_TAG,
		"%s Already registered classic client_psm:0x%04x psm:0x%04x",
		__func__, client_psm, psm);
		return 0;
		}
		shim_l2cap.Classic().RegisterPsm(psm, p_cb_info);

		LOG_INFO(LOG_TAG, "%s classic client_psm:0x%04x psm:0x%04x", __func__,
		client_psm, psm);

		// TODO(cmanton) Register this service with GD
		// TODO(cmanton) Fake out a config negotiator
		return psm;
		}

		void bluetooth::shim::L2CA_Deregister(uint16_t client_psm) {
		if (L2C_INVALID_PSM(client_psm)) {
		LOG_ERROR(LOG_TAG, "%s Invalid classic psm:0x%04x", __func__, client_psm);
		return;
		}
		uint16_t psm = shim_l2cap.ConvertClientToRealPsm(client_psm);

		if (!shim_l2cap.Classic().IsPsmRegistered(psm)) {
		LOG_ERROR(
		LOG_TAG,
		"%s Not previously registered classic client_psm:0x%04x psm:0x%04x",
		__func__, client_psm, psm);
		return;
		}
		shim_l2cap.Classic().UnregisterPsm(psm);
		shim_l2cap.RemoveClientPsm(client_psm);
		}

		uint16_t bluetooth::shim::L2CA_AllocatePSM(void) {
		uint16_t psm = shim_l2cap.GetNextDynamicClassicPsm();
		shim_l2cap.Classic().AllocatePsm(psm);
		return psm;
		}

		uint16_t bluetooth::shim::L2CA_AllocateLePSM(void) {
		uint16_t psm = shim_l2cap.GetNextDynamicLePsm();
		shim_l2cap.Le().AllocatePsm(psm);
		return psm;
		}

		void bluetooth::shim::L2CA_FreeLePSM(uint16_t psm) {
		if (!shim_l2cap.Le().IsPsmAllocated(psm)) {
		LOG_ERROR(LOG_TAG, "%s Not previously allocated le psm:0x%04x", __func__,
		psm);
		return;
		}
		if (!shim_l2cap.Le().IsPsmRegistered(psm)) {
		LOG_ERROR(LOG_TAG, "%s Must deregister psm before deallocation psm:0x%04x",
		__func__, psm);
		return;
		}
		shim_l2cap.Le().DeallocatePsm(psm);
		}

		uint16_t bluetooth::shim::L2CA_ErtmConnectReq(uint16_t psm,
		const RawAddress& p_bd_addr,
		tL2CAP_ERTM_INFO* p_ertm_info) {
		LOG_INFO(LOG_TAG, "UNIMPLEMENTED %s psm:%hd addr:%s p_ertm_info:%p", __func__,
		psm, p_bd_addr.ToString().c_str(), p_ertm_info);
		return 0;
		}

		uint16_t bluetooth::shim::L2CA_ConnectReq(uint16_t psm,
		const RawAddress& p_bd_addr) {
		return bluetooth::shim::L2CA_ErtmConnectReq(psm, p_bd_addr, nullptr);
		}

		uint16_t bluetooth::shim::L2CA_RegisterLECoc(uint16_t psm,
		tL2CAP_APPL_INFO* p_cb_info) {
		LOG_INFO(LOG_TAG, "UNIMPLEMENTED %s psm:%hd p_cb_info:%p", __func__, psm,
		p_cb_info);
		return 0;
		}

		void bluetooth::shim::L2CA_DeregisterLECoc(uint16_t psm) {
		LOG_INFO(LOG_TAG, "UNIMPLEMENTED %s psm:%hd", __func__, psm);
		}

		uint16_t bluetooth::shim::L2CA_ConnectLECocReq(uint16_t psm,
		const RawAddress& p_bd_addr,
		tL2CAP_LE_CFG_INFO* p_cfg) {
		LOG_INFO(LOG_TAG, "UNIMPLEMENTED %s psm:%hd addr:%s p_cfg:%p", __func__, psm,
		p_bd_addr.ToString().c_str(), p_cfg);
		return 0;
		}

		bool bluetooth::shim::L2CA_ConnectLECocRsp(const RawAddress& p_bd_addr,
		uint8_t id, uint16_t lcid,
		uint16_t result, uint16_t status,
		tL2CAP_LE_CFG_INFO* p_cfg) {
		LOG_INFO(LOG_TAG,
		"UNIMPLEMENTED %s addr:%s id:%hhd lcid:%hd result:%hd status:%hd "
		"p_cfg:%p",
		__func__, p_bd_addr.ToString().c_str(), id, lcid, result, status,
		p_cfg);
		return false;
		}

		bool bluetooth::shim::L2CA_GetPeerLECocConfig(uint16_t lcid,
		tL2CAP_LE_CFG_INFO* peer_cfg) {
		LOG_INFO(LOG_TAG, "UNIMPLEMENTED %s lcid:%hd peer_cfg:%p", __func__, lcid,
		peer_cfg);
		return false;
		}

		bool bluetooth::shim::L2CA_SetConnectionCallbacks(
		uint16_t local_cid, const tL2CAP_APPL_INFO* callbacks) {
		LOG_INFO(LOG_TAG, "UNIMPLEMENTED %s lcid:%hd callbacks:%p", __func__,
		local_cid, callbacks);
		return false;
		}

		bool bluetooth::shim::L2CA_ErtmConnectRsp(const RawAddress& p_bd_addr,
		uint8_t id, uint16_t lcid,
		uint16_t result, uint16_t status,
		tL2CAP_ERTM_INFO* p_ertm_info) {
		LOG_INFO(LOG_TAG,
		"UNIMPLEMENTED %s addr:%s id:%hhd lcid:%hd result:%hd status:%hd "
		"p_ertm_info:%p",
		__func__, p_bd_addr.ToString().c_str(), id, lcid, result, status,
		p_ertm_info);
		return false;
		}

		bool bluetooth::shim::L2CA_ConnectRsp(const RawAddress& p_bd_addr, uint8_t id,
		uint16_t lcid, uint16_t result,
		uint16_t status) {
		return bluetooth::shim::L2CA_ErtmConnectRsp(p_bd_addr, id, lcid, result,
		status, NULL);
		}

		bool bluetooth::shim::L2CA_ConfigReq(uint16_t cid, tL2CAP_CFG_INFO* p_cfg) {
		LOG_INFO(LOG_TAG, "UNIMPLEMENTED %s cid:%hd p_cfg:%p", __func__, cid, p_cfg);
		return false;
		}

		bool bluetooth::shim::L2CA_ConfigRsp(uint16_t cid, tL2CAP_CFG_INFO* p_cfg) {
		LOG_INFO(LOG_TAG, "UNIMPLEMENTED %s cid:%hd p_cfg:%p", __func__, cid, p_cfg);
		return false;
		}

		bool bluetooth::shim::L2CA_DisconnectReq(uint16_t cid) {
		LOG_INFO(LOG_TAG, "UNIMPLEMENTED %s cid:%hd ", __func__, cid);
		return false;
		}

		bool bluetooth::shim::L2CA_DisconnectRsp(uint16_t cid) {
		LOG_INFO(LOG_TAG, "UNIMPLEMENTED %s cid:%hd ", __func__, cid);
		return false;
		}

		bool bluetooth::shim::L2CA_Ping(const RawAddress& p_bd_addr,
		tL2CA_ECHO_RSP_CB* p_callback) {
		LOG_INFO(LOG_TAG, "UNIMPLEMENTED %s addr:%s p_callback:%p", __func__,
		p_bd_addr.ToString().c_str(), p_callback);
		return false;
		}

		bool bluetooth::shim::L2CA_Echo(const RawAddress& p_bd_addr, BT_HDR* p_data,
		tL2CA_ECHO_DATA_CB* p_callback) {
		LOG_INFO(LOG_TAG, "UNIMPLEMENTED %s addr:%s p_callback:%p", __func__,
		p_bd_addr.ToString().c_str(), p_callback);
		return false;
		}

		bool bluetooth::shim::L2CA_GetIdentifiers(uint16_t lcid, uint16_t* rcid,
		uint16_t* handle) {
		LOG_INFO(LOG_TAG, "UNIMPLEMENTED %s", __func__);
		return false;
		}

		bool bluetooth::shim::L2CA_SetIdleTimeout(uint16_t cid, uint16_t timeout,
		bool is_global) {
		LOG_INFO(LOG_TAG, "UNIMPLEMENTED %s", __func__);
		return false;
		}

		bool bluetooth::shim::L2CA_SetIdleTimeoutByBdAddr(const RawAddress& bd_addr,
		uint16_t timeout,
		tBT_TRANSPORT transport) {
		LOG_INFO(LOG_TAG, "UNIMPLEMENTED %s", __func__);
		return false;
		}

		uint8_t bluetooth::shim::L2CA_SetDesireRole(uint8_t new_role) {
		LOG_INFO(LOG_TAG, "UNIMPLEMENTED %s", __func__);
		return 0;
		}

		uint16_t bluetooth::shim::L2CA_LocalLoopbackReq(uint16_t psm, uint16_t handle,
		const RawAddress& p_bd_addr) {
		LOG_INFO(LOG_TAG, "UNIMPLEMENTED %s", __func__);
		return 0;
		}

		bool bluetooth::shim::L2CA_SetAclPriority(const RawAddress& bd_addr,
		uint8_t priority) {
		LOG_INFO(LOG_TAG, "UNIMPLEMENTED %s", __func__);
		return false;
		}

		bool bluetooth::shim::L2CA_FlowControl(uint16_t cid, bool data_enabled) {
		LOG_INFO(LOG_TAG, "UNIMPLEMENTED %s", __func__);
		return false;
		}

		bool bluetooth::shim::L2CA_SendTestSFrame(uint16_t cid, uint8_t sup_type,
		uint8_t back_track) {
		LOG_INFO(LOG_TAG, "UNIMPLEMENTED %s", __func__);
		return false;
		}

		bool bluetooth::shim::L2CA_SetTxPriority(uint16_t cid,
		tL2CAP_CHNL_PRIORITY priority) {
		LOG_INFO(LOG_TAG, "UNIMPLEMENTED %s", __func__);
		return false;
		}

		bool bluetooth::shim::L2CA_SetChnlDataRate(uint16_t cid,
		tL2CAP_CHNL_DATA_RATE tx,
		tL2CAP_CHNL_DATA_RATE rx) {
		LOG_INFO(LOG_TAG, "UNIMPLEMENTED %s", __func__);
		return false;
		}

		bool bluetooth::shim::L2CA_SetFlushTimeout(const RawAddress& bd_addr,
		uint16_t flush_tout) {
		LOG_INFO(LOG_TAG, "UNIMPLEMENTED %s", __func__);
		return false;
		}

		bool bluetooth::shim::L2CA_GetPeerFeatures(const RawAddress& bd_addr,
		uint32_t* p_ext_feat,
		uint8_t* p_chnl_mask) {
		LOG_INFO(LOG_TAG, "UNIMPLEMENTED %s", __func__);
		return false;
		}

		bool bluetooth::shim::L2CA_GetBDAddrbyHandle(uint16_t handle,
		RawAddress& bd_addr) {
		LOG_INFO(LOG_TAG, "UNIMPLEMENTED %s", __func__);
		return false;
		}

		uint8_t bluetooth::shim::L2CA_GetChnlFcrMode(uint16_t lcid) {
		LOG_INFO(LOG_TAG, "UNIMPLEMENTED %s", __func__);
		return 0;
		}

		bool bluetooth::shim::L2CA_RegisterFixedChannel(uint16_t fixed_cid,
		tL2CAP_FIXED_CHNL_REG* p_freg) {
		LOG_INFO(LOG_TAG, "UNIMPLEMENTED %s", __func__);
		return false;
		}

		bool bluetooth::shim::L2CA_ConnectFixedChnl(uint16_t fixed_cid,
		const RawAddress& rem_bda) {
		LOG_INFO(LOG_TAG, "UNIMPLEMENTED %s", __func__);
		return false;
		}

		bool bluetooth::shim::L2CA_ConnectFixedChnl(uint16_t fixed_cid,
		const RawAddress& rem_bda,
		uint8_t initiating_phys) {
		LOG_INFO(LOG_TAG, "UNIMPLEMENTED %s", __func__);
		return false;
		}

		uint16_t bluetooth::shim::L2CA_SendFixedChnlData(uint16_t fixed_cid,
		const RawAddress& rem_bda,
		BT_HDR* p_buf) {
		LOG_INFO(LOG_TAG, "UNIMPLEMENTED %s", __func__);
		return 0;
		}

		bool bluetooth::shim::L2CA_RemoveFixedChnl(uint16_t fixed_cid,
		const RawAddress& rem_bda) {
		LOG_INFO(LOG_TAG, "UNIMPLEMENTED %s", __func__);
		return false;
		}

		bool bluetooth::shim::L2CA_SetFixedChannelTout(const RawAddress& rem_bda,
		uint16_t fixed_cid,
		uint16_t idle_tout) {
		LOG_INFO(LOG_TAG, "UNIMPLEMENTED %s", __func__);
		return false;
		}

		bool bluetooth::shim::L2CA_GetCurrentConfig(
		uint16_t lcid, tL2CAP_CFG_INFO** pp_our_cfg,
		tL2CAP_CH_CFG_BITS* p_our_cfg_bits, tL2CAP_CFG_INFO** pp_peer_cfg,
		tL2CAP_CH_CFG_BITS* p_peer_cfg_bits) {
		LOG_INFO(LOG_TAG, "UNIMPLEMENTED %s", __func__);
		return false;
		}

		bool bluetooth::shim::L2CA_GetConnectionConfig(uint16_t lcid, uint16_t* mtu,
		uint16_t* rcid,
		uint16_t* handle) {
		LOG_INFO(LOG_TAG, "UNIMPLEMENTED %s", __func__);
		return false;
		}

		bool bluetooth::shim::L2CA_RegForNoCPEvt(tL2CA_NOCP_CB* p_cb,
		const RawAddress& p_bda) {
		LOG_INFO(LOG_TAG, "UNIMPLEMENTED %s", __func__);
		return false;
		}

		uint8_t bluetooth::shim::L2CA_DataWrite(uint16_t cid, BT_HDR* p_data) {
		LOG_INFO(LOG_TAG, "UNIMPLEMENTED %s", __func__);
		return 0;
		}

		bool bluetooth::shim::L2CA_SetChnlFlushability(uint16_t cid,
		bool is_flushable) {
		LOG_INFO(LOG_TAG, "UNIMPLEMENTED %s", __func__);
		return false;
		}

		uint8_t bluetooth::shim::L2CA_DataWriteEx(uint16_t cid, BT_HDR* p_data,
		uint16_t flags) {
		LOG_INFO(LOG_TAG, "UNIMPLEMENTED %s", __func__);
		return false;
		}

		uint16_t bluetooth::shim::L2CA_FlushChannel(uint16_t lcid,
		uint16_t num_to_flush) {
		LOG_INFO(LOG_TAG, "UNIMPLEMENTED %s", __func__);
		return 0;
		}