/** * Copyright (c) 2014 - 2020, Nordic Semiconductor ASA * * All rights reserved. * * Redistribution and use in source and binary forms, with or without modification, * are permitted provided that the following conditions are met: * * 1. Redistributions of source code must retain the above copyright notice, this * list of conditions and the following disclaimer. * * 2. Redistributions in binary form, except as embedded into a Nordic * Semiconductor ASA integrated circuit in a product or a software update for * such product, must reproduce the above copyright notice, this list of * conditions and the following disclaimer in the documentation and/or other * materials provided with the distribution. * * 3. Neither the name of Nordic Semiconductor ASA nor the names of its * contributors may be used to endorse or promote products derived from this * software without specific prior written permission. * * 4. This software, with or without modification, must only be used with a * Nordic Semiconductor ASA integrated circuit. * * 5. Any software provided in binary form under this license must not be reverse * engineered, decompiled, modified and/or disassembled. * * THIS SOFTWARE IS PROVIDED BY NORDIC SEMICONDUCTOR ASA "AS IS" AND ANY EXPRESS * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY, NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE ARE * DISCLAIMED. IN NO EVENT SHALL NORDIC SEMICONDUCTOR ASA OR CONTRIBUTORS BE * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * */ #include "ble_gattc_conn.h" #include "conn_mw_ble_gattc.h" #include "ble_serialization.h" #if defined(BLE_GATT_MTU_SIZE_DEFAULT) && !defined(GATT_MTU_SIZE_DEFAULT) #define GATT_MTU_SIZE_DEFAULT BLE_GATT_MTU_SIZE_DEFAULT #endif #if defined(BLE_GATT_ATT_MTU_DEFAULT) && !defined(GATT_MTU_SIZE_DEFAULT) #define GATT_MTU_SIZE_DEFAULT BLE_GATT_ATT_MTU_DEFAULT #endif #define BLE_GATTC_WRITE_P_VALUE_LEN_MAX (247 - 3) /** See Bluetooth 4.0 spec: 3.4.4.7. */ #define BLE_GATTC_HANDLE_COUNT_LEN_MAX ((GATT_MTU_SIZE_DEFAULT - 1) / 2) uint32_t conn_mw_ble_gattc_primary_services_discover(uint8_t const * const p_rx_buf, uint32_t rx_buf_len, uint8_t * const p_tx_buf, uint32_t * const p_tx_buf_len) { SER_ASSERT_NOT_NULL(p_rx_buf); SER_ASSERT_NOT_NULL(p_tx_buf); SER_ASSERT_NOT_NULL(p_tx_buf_len); uint16_t conn_handle; uint16_t start_handle; ble_uuid_t srvc_uuid; ble_uuid_t * p_srvc_uuid = &srvc_uuid; uint32_t err_code = NRF_SUCCESS; uint32_t sd_err_code; err_code = ble_gattc_primary_services_discover_req_dec(p_rx_buf, rx_buf_len, &conn_handle, &start_handle, &p_srvc_uuid); SER_ASSERT(err_code == NRF_SUCCESS, err_code); sd_err_code = sd_ble_gattc_primary_services_discover(conn_handle, start_handle, p_srvc_uuid); err_code = ble_gattc_primary_services_discover_rsp_enc(sd_err_code, p_tx_buf, p_tx_buf_len); SER_ASSERT(err_code == NRF_SUCCESS, err_code); return err_code; } uint32_t conn_mw_ble_gattc_relationships_discover(uint8_t const * const p_rx_buf, uint32_t rx_buf_len, uint8_t * const p_tx_buf, uint32_t * const p_tx_buf_len) { SER_ASSERT_NOT_NULL(p_rx_buf); SER_ASSERT_NOT_NULL(p_tx_buf); SER_ASSERT_NOT_NULL(p_tx_buf_len); uint16_t conn_handle; ble_gattc_handle_range_t handle_range; ble_gattc_handle_range_t * p_handle_range = &handle_range; uint32_t err_code = NRF_SUCCESS; uint32_t sd_err_code; err_code = ble_gattc_relationships_discover_req_dec(p_rx_buf, rx_buf_len, &conn_handle, &p_handle_range); SER_ASSERT(err_code == NRF_SUCCESS, err_code); sd_err_code = sd_ble_gattc_relationships_discover(conn_handle, p_handle_range); err_code = ble_gattc_relationships_discover_rsp_enc(sd_err_code, p_tx_buf, p_tx_buf_len); SER_ASSERT(err_code == NRF_SUCCESS, err_code); return err_code; } uint32_t conn_mw_ble_gattc_characteristics_discover(uint8_t const * const p_rx_buf, uint32_t rx_buf_len, uint8_t * const p_tx_buf, uint32_t * const p_tx_buf_len) { SER_ASSERT_NOT_NULL(p_rx_buf); SER_ASSERT_NOT_NULL(p_tx_buf); SER_ASSERT_NOT_NULL(p_tx_buf_len); uint16_t conn_handle; ble_gattc_handle_range_t handle_range; ble_gattc_handle_range_t * p_handle_range = &handle_range; uint32_t err_code = NRF_SUCCESS; uint32_t sd_err_code; err_code = ble_gattc_characteristics_discover_req_dec(p_rx_buf, rx_buf_len, &conn_handle, &p_handle_range); SER_ASSERT(err_code == NRF_SUCCESS, err_code); sd_err_code = sd_ble_gattc_characteristics_discover(conn_handle, p_handle_range); err_code = ble_gattc_characteristics_discover_rsp_enc(sd_err_code, p_tx_buf, p_tx_buf_len); SER_ASSERT(err_code == NRF_SUCCESS, err_code); return err_code; } uint32_t conn_mw_ble_gattc_descriptors_discover(uint8_t const * const p_rx_buf, uint32_t rx_buf_len, uint8_t * const p_tx_buf, uint32_t * const p_tx_buf_len) { SER_ASSERT_NOT_NULL(p_rx_buf); SER_ASSERT_NOT_NULL(p_tx_buf); SER_ASSERT_NOT_NULL(p_tx_buf_len); uint16_t conn_handle; ble_gattc_handle_range_t handle_range; ble_gattc_handle_range_t * p_handle_range = &handle_range; uint32_t err_code = NRF_SUCCESS; uint32_t sd_err_code; err_code = ble_gattc_descriptors_discover_req_dec(p_rx_buf, rx_buf_len, &conn_handle, &p_handle_range); SER_ASSERT(err_code == NRF_SUCCESS, err_code); sd_err_code = sd_ble_gattc_descriptors_discover(conn_handle, p_handle_range); err_code = ble_gattc_descriptors_discover_rsp_enc(sd_err_code, p_tx_buf, p_tx_buf_len); SER_ASSERT(err_code == NRF_SUCCESS, err_code); return err_code; } uint32_t conn_mw_ble_gattc_char_value_by_uuid_read(uint8_t const * const p_rx_buf, uint32_t rx_buf_len, uint8_t * const p_tx_buf, uint32_t * const p_tx_buf_len) { SER_ASSERT_NOT_NULL(p_rx_buf); SER_ASSERT_NOT_NULL(p_tx_buf); SER_ASSERT_NOT_NULL(p_tx_buf_len); uint16_t conn_handle; ble_uuid_t uuid = {0}; ble_uuid_t * p_uuid = &uuid; ble_gattc_handle_range_t handle_range; ble_gattc_handle_range_t * p_handle_range = &handle_range; uint32_t err_code = NRF_SUCCESS; uint32_t sd_err_code; err_code = ble_gattc_char_value_by_uuid_read_req_dec(p_rx_buf, rx_buf_len, &conn_handle, &p_uuid, &p_handle_range); SER_ASSERT(err_code == NRF_SUCCESS, err_code); sd_err_code = sd_ble_gattc_char_value_by_uuid_read(conn_handle, p_uuid, p_handle_range); err_code = ble_gattc_char_value_by_uuid_read_rsp_enc(sd_err_code, p_tx_buf, p_tx_buf_len); SER_ASSERT(err_code == NRF_SUCCESS, err_code); return err_code; } uint32_t conn_mw_ble_gattc_read(uint8_t const * const p_rx_buf, uint32_t rx_buf_len, uint8_t * const p_tx_buf, uint32_t * const p_tx_buf_len) { SER_ASSERT_NOT_NULL(p_rx_buf); SER_ASSERT_NOT_NULL(p_tx_buf); SER_ASSERT_NOT_NULL(p_tx_buf_len); uint16_t conn_handle; uint16_t * p_conn_handle = &conn_handle; uint16_t handle; uint16_t * p_handle = &handle; uint16_t offset; uint16_t * p_offset = &offset; uint32_t err_code = NRF_SUCCESS; uint32_t sd_err_code; err_code = ble_gattc_read_req_dec(p_rx_buf, rx_buf_len, p_conn_handle, p_handle, p_offset); SER_ASSERT(err_code == NRF_SUCCESS, err_code); sd_err_code = sd_ble_gattc_read(conn_handle, handle, offset); err_code = ble_gattc_read_rsp_enc(sd_err_code, p_tx_buf, p_tx_buf_len); SER_ASSERT(err_code == NRF_SUCCESS, err_code); return err_code; } uint32_t conn_mw_ble_gattc_char_values_read(uint8_t const * const p_rx_buf, uint32_t rx_buf_len, uint8_t * const p_tx_buf, uint32_t * const p_tx_buf_len) { SER_ASSERT_NOT_NULL(p_rx_buf); SER_ASSERT_NOT_NULL(p_tx_buf); SER_ASSERT_NOT_NULL(p_tx_buf_len); uint16_t conn_handle; uint16_t * p_conn_handle = &conn_handle; uint16_t handles[BLE_GATTC_HANDLE_COUNT_LEN_MAX]; uint16_t * p_handles = handles; uint16_t handle_count = BLE_GATTC_HANDLE_COUNT_LEN_MAX; uint16_t * p_handle_count = &handle_count; uint32_t err_code = NRF_SUCCESS; uint32_t sd_err_code; err_code = ble_gattc_char_values_read_req_dec(p_rx_buf, rx_buf_len, p_conn_handle, &p_handles, p_handle_count); SER_ASSERT(err_code == NRF_SUCCESS, err_code); sd_err_code = sd_ble_gattc_char_values_read(conn_handle, p_handles, handle_count); err_code = ble_gattc_char_values_read_rsp_enc(sd_err_code, p_tx_buf, p_tx_buf_len); SER_ASSERT(err_code == NRF_SUCCESS, err_code); return err_code; } uint32_t conn_mw_ble_gattc_write(uint8_t const * const p_rx_buf, uint32_t rx_buf_len, uint8_t * const p_tx_buf, uint32_t * const p_tx_buf_len) { SER_ASSERT_NOT_NULL(p_rx_buf); SER_ASSERT_NOT_NULL(p_tx_buf); SER_ASSERT_NOT_NULL(p_tx_buf_len); uint16_t conn_handle; uint16_t * p_conn_handle = &conn_handle; uint8_t value[BLE_GATTC_WRITE_P_VALUE_LEN_MAX]; ble_gattc_write_params_t write_params = {0}; ble_gattc_write_params_t * p_write_params = &write_params; p_write_params->len = BLE_GATTC_WRITE_P_VALUE_LEN_MAX; p_write_params->p_value = value; uint32_t err_code = NRF_SUCCESS; uint32_t sd_err_code; err_code = ble_gattc_write_req_dec(p_rx_buf, rx_buf_len, p_conn_handle, &p_write_params); SER_ASSERT(err_code == NRF_SUCCESS, err_code); sd_err_code = sd_ble_gattc_write(conn_handle, p_write_params); err_code = ble_gattc_write_rsp_enc(sd_err_code, p_tx_buf, p_tx_buf_len); SER_ASSERT(err_code == NRF_SUCCESS, err_code); return err_code; } uint32_t conn_mw_ble_gattc_hv_confirm(uint8_t const * const p_rx_buf, uint32_t rx_buf_len, uint8_t * const p_tx_buf, uint32_t * const p_tx_buf_len) { SER_ASSERT_NOT_NULL(p_rx_buf); SER_ASSERT_NOT_NULL(p_tx_buf); SER_ASSERT_NOT_NULL(p_tx_buf_len); uint32_t err_code = NRF_SUCCESS; uint32_t sd_err_code; uint16_t conn_handle; uint16_t * p_conn_handle = &conn_handle; uint16_t handle; uint16_t * p_handle = &handle; err_code = ble_gattc_hv_confirm_req_dec(p_rx_buf, rx_buf_len, p_conn_handle, p_handle); SER_ASSERT(err_code == NRF_SUCCESS, err_code); sd_err_code = sd_ble_gattc_hv_confirm(conn_handle, handle); err_code = ble_gattc_hv_confirm_rsp_enc(sd_err_code, p_tx_buf, p_tx_buf_len); SER_ASSERT(err_code == NRF_SUCCESS, err_code); return err_code; } uint32_t conn_mw_ble_gattc_attr_info_discover(uint8_t const * const p_rx_buf, uint32_t rx_buf_len, uint8_t * const p_tx_buf, uint32_t * const p_tx_buf_len) { SER_ASSERT_NOT_NULL(p_rx_buf); SER_ASSERT_NOT_NULL(p_tx_buf); SER_ASSERT_NOT_NULL(p_tx_buf_len); uint16_t conn_handle; uint16_t * p_conn_handle = &conn_handle; ble_gattc_handle_range_t range = {0}; ble_gattc_handle_range_t * p_range = ⦥ uint32_t err_code = NRF_SUCCESS; uint32_t sd_err_code; err_code = ble_gattc_attr_info_discover_req_dec(p_rx_buf, rx_buf_len, p_conn_handle, &p_range); SER_ASSERT(err_code == NRF_SUCCESS, err_code); sd_err_code = sd_ble_gattc_attr_info_discover(conn_handle, p_range); err_code = ble_gattc_attr_info_discover_rsp_enc(sd_err_code, p_tx_buf, p_tx_buf_len); SER_ASSERT(err_code == NRF_SUCCESS, err_code); return err_code; } uint32_t conn_mw_ble_gattc_exchange_mtu_request(uint8_t const * const p_rx_buf, uint32_t rx_buf_len, uint8_t * const p_tx_buf, uint32_t * const p_tx_buf_len) { SER_ASSERT_NOT_NULL(p_rx_buf); SER_ASSERT_NOT_NULL(p_tx_buf); SER_ASSERT_NOT_NULL(p_tx_buf_len); uint16_t conn_handle; uint16_t client_rx_mtu; uint32_t err_code = NRF_SUCCESS; uint32_t sd_err_code; err_code = ble_gattc_exchange_mtu_request_req_dec(p_rx_buf, rx_buf_len, &conn_handle, &client_rx_mtu); SER_ASSERT(err_code == NRF_SUCCESS, err_code); sd_err_code = sd_ble_gattc_exchange_mtu_request(conn_handle, client_rx_mtu); err_code = ble_gattc_exchange_mtu_request_rsp_enc(sd_err_code, p_tx_buf, p_tx_buf_len); SER_ASSERT(err_code == NRF_SUCCESS, err_code); return err_code; }