| /****************************************************************************** |
| * |
| * Copyright (C) 2009-2012 Broadcom Corporation |
| * |
| * 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 <stdio.h> |
| #include <stdlib.h> |
| |
| #include "bt_utils.h" |
| #include "bta_api.h" |
| #include "bta_dm_ci.h" |
| #include "bta_dm_co.h" |
| #include "bta_sys.h" |
| #include "bte_appl.h" |
| #include "btif_dm.h" |
| #include "osi/include/osi.h" |
| |
| tBTE_APPL_CFG bte_appl_cfg = { |
| BTA_LE_AUTH_REQ_SC_MITM_BOND, // Authentication requirements |
| BTM_LOCAL_IO_CAPS_BLE, BTM_BLE_INITIATOR_KEY_SIZE, |
| BTM_BLE_RESPONDER_KEY_SIZE, BTM_BLE_MAX_KEY_SIZE}; |
| |
| /******************************************************************************* |
| * |
| * Function bta_dm_co_get_compress_memory |
| * |
| * Description This callout function is executed by DM to get memory for |
| compression |
| |
| * Parameters id - BTA SYS ID |
| * memory_p - memory return by callout |
| * memory_size - memory size |
| * |
| * Returns true for success, false for fail. |
| * |
| ******************************************************************************/ |
| bool bta_dm_co_get_compress_memory(UNUSED_ATTR tBTA_SYS_ID id, |
| UNUSED_ATTR uint8_t** memory_p, |
| UNUSED_ATTR uint32_t* memory_size) { |
| return true; |
| } |
| |
| /******************************************************************************* |
| * |
| * Function bta_dm_co_io_req |
| * |
| * Description This callout function is executed by DM to get IO |
| * capabilities of the local device for the Simple Pairing |
| * process. |
| * |
| * Parameters bd_addr - The peer device |
| * *p_io_cap - The local Input/Output capabilities |
| * *p_oob_data - true, if OOB data is available for the peer |
| * device. |
| * *p_auth_req - true, if MITM protection is required. |
| * |
| * Returns void. |
| * |
| ******************************************************************************/ |
| void bta_dm_co_io_req(UNUSED_ATTR const RawAddress& bd_addr, |
| tBTA_IO_CAP* p_io_cap, tBTA_OOB_DATA* p_oob_data, |
| tBTA_AUTH_REQ* p_auth_req, bool is_orig) { |
| btif_dm_set_oob_for_io_req(p_oob_data); |
| btif_dm_proc_io_req(bd_addr, p_io_cap, p_oob_data, p_auth_req, is_orig); |
| BTIF_TRACE_DEBUG("bta_dm_co_io_req *p_oob_data = %d", *p_oob_data); |
| BTIF_TRACE_DEBUG("bta_dm_co_io_req *p_io_cap = %d", *p_io_cap); |
| BTIF_TRACE_DEBUG("bta_dm_co_io_req *p_auth_req = %d", *p_auth_req); |
| BTIF_TRACE_DEBUG("bta_dm_co_io_req is_orig = %d", is_orig); |
| } |
| |
| /******************************************************************************* |
| * |
| * Function bta_dm_co_io_rsp |
| * |
| * Description This callout function is executed by DM to report IO |
| * capabilities of the peer device for the Simple Pairing |
| * process. |
| * |
| * Parameters bd_addr - The peer device |
| * io_cap - The remote Input/Output capabilities |
| * oob_data - true, if OOB data is available for the peer |
| * device. |
| * auth_req - true, if MITM protection is required. |
| * |
| * Returns void. |
| * |
| ******************************************************************************/ |
| void bta_dm_co_io_rsp(const RawAddress& bd_addr, tBTA_IO_CAP io_cap, |
| tBTA_OOB_DATA oob_data, tBTA_AUTH_REQ auth_req) { |
| btif_dm_proc_io_rsp(bd_addr, io_cap, oob_data, auth_req); |
| } |
| |
| /******************************************************************************* |
| * |
| * Function bta_dm_co_lk_upgrade |
| * |
| * Description This callout function is executed by DM to check if the |
| * platform wants allow link key upgrade |
| * |
| * Parameters bd_addr - The peer device |
| * *p_upgrade - true, if link key upgrade is desired. |
| * |
| * Returns void. |
| * |
| ******************************************************************************/ |
| void bta_dm_co_lk_upgrade(UNUSED_ATTR const RawAddress& bd_addr, |
| UNUSED_ATTR bool* p_upgrade) {} |
| |
| /******************************************************************************* |
| * |
| * Function bta_dm_co_loc_oob |
| * |
| * Description This callout function is executed by DM to report the OOB |
| * data of the local device for the Simple Pairing process |
| * |
| * Parameters valid - true, if the local OOB data is retrieved from LM |
| * c - Simple Pairing Hash C |
| * r - Simple Pairing Randomnizer R |
| * |
| * Returns void. |
| * |
| ******************************************************************************/ |
| void bta_dm_co_loc_oob(bool valid, BT_OCTET16 c, BT_OCTET16 r) { |
| BTIF_TRACE_DEBUG("bta_dm_co_loc_oob, valid = %d", valid); |
| #ifdef BTIF_DM_OOB_TEST |
| btif_dm_proc_loc_oob(valid, c, r); |
| #endif |
| } |
| |
| /******************************************************************************* |
| * |
| * Function bta_dm_co_rmt_oob |
| * |
| * Description This callout function is executed by DM to request the OOB |
| * data for the remote device for the Simple Pairing process |
| * Need to call bta_dm_ci_rmt_oob() in response |
| * |
| * Parameters bd_addr - The peer device |
| * |
| * Returns void. |
| * |
| ******************************************************************************/ |
| void bta_dm_co_rmt_oob(const RawAddress& bd_addr) { |
| BT_OCTET16 p_c; |
| BT_OCTET16 p_r; |
| bool result = false; |
| |
| #ifdef BTIF_DM_OOB_TEST |
| result = btif_dm_proc_rmt_oob(bd_addr, p_c, p_r); |
| #endif |
| |
| BTIF_TRACE_DEBUG("bta_dm_co_rmt_oob: result=%d", result); |
| bta_dm_ci_rmt_oob(result, bd_addr, p_c, p_r); |
| } |
| |
| // REMOVE FOR BLUEDROID ? |
| |
| #if (BTM_SCO_HCI_INCLUDED == TRUE) && (BTM_SCO_INCLUDED == TRUE) |
| |
| /******************************************************************************* |
| * |
| * Function btui_sco_codec_callback |
| * |
| * Description Callback for btui codec. |
| * |
| * |
| * Returns void |
| * |
| ******************************************************************************/ |
| static void btui_sco_codec_callback(uint16_t event, uint16_t sco_handle) { |
| bta_dm_sco_ci_data_ready(event, sco_handle); |
| } |
| |
| /******************************************************************************* |
| * |
| * Function bta_dm_sco_co_open |
| * |
| * Description This function is executed when a SCO connection is open. |
| * |
| * |
| * Returns void |
| * |
| ******************************************************************************/ |
| void bta_dm_sco_co_open(uint16_t handle, uint8_t pkt_size, uint16_t event) { |
| tBTUI_SCO_CODEC_CFG cfg; |
| |
| if (btui_cb.sco_hci) { |
| BTIF_TRACE_DEBUG("bta_dm_sco_co_open handle:%d pkt_size:%d", handle, |
| pkt_size); |
| cfg.p_cback = btui_sco_codec_callback; |
| cfg.pkt_size = pkt_size; |
| cfg.cb_event = event; |
| /* open and start the codec */ |
| btui_sco_codec_open(&cfg); |
| btui_sco_codec_start(handle); |
| } |
| } |
| |
| /******************************************************************************* |
| * |
| * Function bta_dm_sco_co_close |
| * |
| * Description This function is called when a SCO connection is closed |
| * |
| * |
| * Returns void |
| * |
| ******************************************************************************/ |
| void bta_dm_sco_co_close(void) { |
| if (btui_cb.sco_hci) { |
| BTIF_TRACE_DEBUG("bta_dm_sco_co_close close codec"); |
| /* close sco codec */ |
| btui_sco_codec_close(); |
| |
| btui_cb.sco_hci = false; |
| } |
| } |
| |
| /******************************************************************************* |
| * |
| * Function bta_dm_sco_co_in_data |
| * |
| * Description This function is called to send incoming SCO data to |
| * application. |
| * |
| * Returns void |
| * |
| ******************************************************************************/ |
| void bta_dm_sco_co_in_data(BT_HDR* p_buf) { |
| if (btui_cfg.sco_use_mic) |
| btui_sco_codec_inqdata(p_buf); |
| else |
| osi_free(p_buf); |
| } |
| |
| /******************************************************************************* |
| * |
| * Function bta_dm_sco_co_out_data |
| * |
| * Description This function is called to send SCO data over HCI. |
| * |
| * Returns void |
| * |
| ******************************************************************************/ |
| void bta_dm_sco_co_out_data(BT_HDR** p_buf) { btui_sco_codec_readbuf(p_buf); } |
| |
| #endif /* (BTM_SCO_HCI_INCLUDED == TRUE) && (BTM_SCO_INCLUDED == TRUE)*/ |
| |
| /******************************************************************************* |
| * |
| * Function bta_dm_co_le_io_key_req |
| * |
| * Description This callout function is executed by DM to get BLE key |
| * information |
| * before SMP pairing gets going. |
| * |
| * Parameters bd_addr - The peer device |
| * *p_max_key_size - max key size local device supported. |
| * *p_init_key - initiator keys. |
| * *p_resp_key - responder keys. |
| * |
| * Returns void. |
| * |
| ******************************************************************************/ |
| void bta_dm_co_le_io_key_req(UNUSED_ATTR const RawAddress& bd_addr, |
| uint8_t* p_max_key_size, |
| tBTA_LE_KEY_TYPE* p_init_key, |
| tBTA_LE_KEY_TYPE* p_resp_key) { |
| BTIF_TRACE_ERROR("##################################"); |
| BTIF_TRACE_ERROR("bta_dm_co_le_io_key_req: only setting max size to 16"); |
| BTIF_TRACE_ERROR("##################################"); |
| *p_max_key_size = 16; |
| *p_init_key = *p_resp_key = |
| (BTA_LE_KEY_PENC | BTA_LE_KEY_PID | BTA_LE_KEY_PCSRK | BTA_LE_KEY_LENC | |
| BTA_LE_KEY_LID | BTA_LE_KEY_LCSRK); |
| } |
| |
| /******************************************************************************* |
| * |
| * Function bta_dm_co_ble_local_key_reload |
| * |
| * Description This callout function is to load the local BLE keys if |
| * available on the device. |
| * |
| * Parameters none |
| * |
| * Returns void. |
| * |
| ******************************************************************************/ |
| void bta_dm_co_ble_load_local_keys(tBTA_DM_BLE_LOCAL_KEY_MASK* p_key_mask, |
| BT_OCTET16 er, |
| tBTA_BLE_LOCAL_ID_KEYS* p_id_keys) { |
| BTIF_TRACE_DEBUG("##################################"); |
| BTIF_TRACE_DEBUG( |
| "bta_dm_co_ble_load_local_keys: Load local keys if any are persisted"); |
| BTIF_TRACE_DEBUG("##################################"); |
| btif_dm_get_ble_local_keys(p_key_mask, er, p_id_keys); |
| } |
| |
| /******************************************************************************* |
| * |
| * Function bta_dm_co_ble_io_req |
| * |
| * Description This callout function is executed by DM to get BLE IO |
| * capabilities before SMP pairing gets going. |
| * |
| * Parameters bd_addr - The peer device |
| * *p_io_cap - The local Input/Output capabilities |
| * *p_oob_data - true, if OOB data is available for the peer |
| * device. |
| * *p_auth_req - Auth request setting (Bonding and MITM |
| * required or not) |
| * *p_max_key_size - max key size local device supported. |
| * *p_init_key - initiator keys. |
| * *p_resp_key - responder keys. |
| * |
| * Returns void. |
| * |
| ******************************************************************************/ |
| void bta_dm_co_ble_io_req(const RawAddress& bd_addr, tBTA_IO_CAP* p_io_cap, |
| tBTA_OOB_DATA* p_oob_data, |
| tBTA_LE_AUTH_REQ* p_auth_req, uint8_t* p_max_key_size, |
| tBTA_LE_KEY_TYPE* p_init_key, |
| tBTA_LE_KEY_TYPE* p_resp_key) { |
| /* Retrieve the properties from file system if possible */ |
| tBTE_APPL_CFG nv_config; |
| if (btif_dm_get_smp_config(&nv_config)) bte_appl_cfg = nv_config; |
| |
| /* *p_auth_req by default is false for devices with NoInputNoOutput; true for |
| * other devices. */ |
| |
| if (bte_appl_cfg.ble_auth_req) |
| *p_auth_req = bte_appl_cfg.ble_auth_req | |
| (bte_appl_cfg.ble_auth_req & 0x04) | ((*p_auth_req) & 0x04); |
| |
| /* if OOB is not supported, this call-out function does not need to do |
| * anything |
| * otherwise, look for the OOB data associated with the address and set |
| * *p_oob_data accordingly. |
| * If the answer can not be obtained right away, |
| * set *p_oob_data to BTA_OOB_UNKNOWN and call bta_dm_ci_io_req() when the |
| * answer is available. |
| */ |
| |
| btif_dm_set_oob_for_le_io_req(bd_addr, p_oob_data, p_auth_req); |
| |
| if (bte_appl_cfg.ble_io_cap <= 4) *p_io_cap = bte_appl_cfg.ble_io_cap; |
| |
| if (bte_appl_cfg.ble_init_key <= BTM_BLE_INITIATOR_KEY_SIZE) |
| *p_init_key = bte_appl_cfg.ble_init_key; |
| |
| if (bte_appl_cfg.ble_resp_key <= BTM_BLE_RESPONDER_KEY_SIZE) |
| *p_resp_key = bte_appl_cfg.ble_resp_key; |
| |
| if (bte_appl_cfg.ble_max_key_size > 7 && bte_appl_cfg.ble_max_key_size <= 16) |
| *p_max_key_size = bte_appl_cfg.ble_max_key_size; |
| } |
