diff options
Diffstat (limited to 'thirdparty/nRF5_SDK_15.0.0_a53641a/components/ble/ble_services/eddystone/es_gatts.c')
| -rw-r--r-- | thirdparty/nRF5_SDK_15.0.0_a53641a/components/ble/ble_services/eddystone/es_gatts.c | 188 |
1 files changed, 188 insertions, 0 deletions
diff --git a/thirdparty/nRF5_SDK_15.0.0_a53641a/components/ble/ble_services/eddystone/es_gatts.c b/thirdparty/nRF5_SDK_15.0.0_a53641a/components/ble/ble_services/eddystone/es_gatts.c new file mode 100644 index 0000000..c6280e2 --- /dev/null +++ b/thirdparty/nRF5_SDK_15.0.0_a53641a/components/ble/ble_services/eddystone/es_gatts.c @@ -0,0 +1,188 @@ +/** + * Copyright (c) 2016 - 2018, 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 "es_gatts.h" +#include "es_gatts_read.h" +#include "es_gatts_write.h" +#include "es_slot.h" + +static nrf_ble_escs_lock_state_read_t m_lock_state; +static uint8_t m_active_slot; + +/**@brief Function checking if beacon is unlocked. + * + * @param[in] p_escs Pointer to Eddystone Configuration Service. + * + * @retval true If beacon is unlocked. + * @retval false If beacon is locked. + */ +static bool is_beacon_unlocked(const nrf_ble_escs_t * p_escs) +{ + return m_lock_state != NRF_BLE_ESCS_LOCK_STATE_LOCKED; +} + + +ret_code_t es_gatts_send_reply(nrf_ble_escs_t * p_escs, + ble_gatts_rw_authorize_reply_params_t * p_reply) +{ + VERIFY_PARAM_NOT_NULL(p_escs); + VERIFY_PARAM_NOT_NULL(p_reply); + + if (p_escs->conn_handle != BLE_CONN_HANDLE_INVALID) + { + return sd_ble_gatts_rw_authorize_reply(p_escs->conn_handle, p_reply); + } + + return NRF_ERROR_INVALID_STATE; +} + + +ret_code_t es_gatts_send_op_not_permitted(nrf_ble_escs_t * p_escs, bool read) +{ + ble_gatts_rw_authorize_reply_params_t reply = {0}; + + VERIFY_PARAM_NOT_NULL(p_escs); + + if (read) + { + reply.type = BLE_GATTS_AUTHORIZE_TYPE_READ; + reply.params.read.gatt_status = BLE_GATT_STATUS_ATTERR_READ_NOT_PERMITTED; + } + + else + { + reply.type = BLE_GATTS_AUTHORIZE_TYPE_WRITE; + reply.params.write.gatt_status = BLE_GATT_STATUS_ATTERR_WRITE_NOT_PERMITTED; + } + + return es_gatts_send_reply(p_escs, &reply); +} + + + +void es_gatts_handle_write(nrf_ble_escs_t * p_escs, + uint16_t uuid, + uint16_t val_handle, + uint8_t const * p_data, + uint16_t length) +{ + ret_code_t err_code; + + if (is_beacon_unlocked(p_escs)) + { + if (uuid == BLE_UUID_ESCS_UNLOCK_CHAR) + { + err_code = es_gatts_send_op_not_permitted(p_escs, false); + APP_ERROR_CHECK(err_code); + } + + else + { + err_code = es_gatts_write_handle_unlocked_write( + p_escs, uuid, val_handle, p_data, length, m_active_slot); + APP_ERROR_CHECK(err_code); + } + } + + else + { + if (uuid == BLE_UUID_ESCS_UNLOCK_CHAR) + { + err_code = es_gatts_write_handle_unlock(p_escs, p_data, length, val_handle); + APP_ERROR_CHECK(err_code); + } + + else + { + err_code = es_gatts_send_op_not_permitted(p_escs, false); + APP_ERROR_CHECK(err_code); + } + } +} + + +void es_gatts_handle_read(nrf_ble_escs_t * p_escs, uint16_t uuid, uint16_t val_handle) +{ + ret_code_t err_code; + + if (is_beacon_unlocked(p_escs)) + { + if (uuid == BLE_UUID_ESCS_UNLOCK_CHAR) + { + err_code = es_gatts_send_op_not_permitted(p_escs, true); + APP_ERROR_CHECK(err_code); + } + + else + { + err_code = es_gatts_read_handle_unlocked_read(p_escs, uuid, val_handle, m_active_slot, m_lock_state); + APP_ERROR_CHECK(err_code); + } + } + + else // Beacon is locked. + { + if (uuid == BLE_UUID_ESCS_UNLOCK_CHAR) + { + err_code = es_gatts_read_handle_unlock(p_escs); + APP_ERROR_CHECK(err_code); + } + + else + { + err_code = es_gatts_read_handle_locked_read(p_escs, uuid, m_lock_state); + APP_ERROR_CHECK(err_code); + } + } +} + + +ret_code_t es_gatts_init(nrf_ble_escs_t * p_ble_escs) +{ + VERIFY_PARAM_NOT_NULL(p_ble_escs); + + m_active_slot = 0; + m_lock_state = NRF_BLE_ESCS_LOCK_STATE_LOCKED; + + p_ble_escs->p_active_slot = &m_active_slot; + p_ble_escs->p_lock_state = &m_lock_state; + + return NRF_SUCCESS; +} |