diff options
Diffstat (limited to 'thirdparty/nRF5_SDK_15.0.0_a53641a/components/ble/ble_services/ble_dfu/ble_dfu_unbonded.c')
| -rw-r--r-- | thirdparty/nRF5_SDK_15.0.0_a53641a/components/ble/ble_services/ble_dfu/ble_dfu_unbonded.c | 325 |
1 files changed, 325 insertions, 0 deletions
diff --git a/thirdparty/nRF5_SDK_15.0.0_a53641a/components/ble/ble_services/ble_dfu/ble_dfu_unbonded.c b/thirdparty/nRF5_SDK_15.0.0_a53641a/components/ble/ble_services/ble_dfu/ble_dfu_unbonded.c new file mode 100644 index 0000000..e6301bc --- /dev/null +++ b/thirdparty/nRF5_SDK_15.0.0_a53641a/components/ble/ble_services/ble_dfu/ble_dfu_unbonded.c @@ -0,0 +1,325 @@ +/** + * Copyright (c) 2017 - 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 <stdint.h> +#include <stdbool.h> +#include <stddef.h> +#include "nrf_dfu_ble_svci_bond_sharing.h" +#include "nordic_common.h" +#include "nrf_error.h" +#include "ble_dfu.h" +#include "nrf_log.h" +#include "nrf_sdh_soc.h" + +#if (!NRF_DFU_BLE_BUTTONLESS_SUPPORTS_BONDS) + +#define NRF_DFU_ADV_NAME_MAX_LENGTH (20) + + +void ble_dfu_buttonless_on_sys_evt(uint32_t, void * ); +uint32_t nrf_dfu_svci_vector_table_set(void); +uint32_t nrf_dfu_svci_vector_table_unset(void); + +/**@brief Define functions for async interface to set new advertisement name for DFU mode. */ +NRF_SVCI_ASYNC_FUNC_DEFINE(NRF_DFU_SVCI_SET_ADV_NAME, nrf_dfu_set_adv_name, nrf_dfu_adv_name_t); + +// Register SoC observer for the Buttonless Secure DFU service +NRF_SDH_SOC_OBSERVER(m_dfu_buttonless_soc_obs, BLE_DFU_SOC_OBSERVER_PRIO, ble_dfu_buttonless_on_sys_evt, NULL); + +ble_dfu_buttonless_t * mp_dfu = NULL; +static nrf_dfu_adv_name_t m_adv_name; + + +/**@brief Function for setting an advertisement name. + * + * @param[in] adv_name The new advertisement name. + * + * @retval NRF_SUCCESS Advertisement name was successfully set. + * @retval DFU_RSP_BUSY Advertisement name was not set because of an ongoing operation. + * @retval Any other errors from the SVCI interface call. + */ +static uint32_t set_adv_name(nrf_dfu_adv_name_t * p_adv_name) +{ + uint32_t err_code; + + if (mp_dfu->is_waiting_for_svci) + { + return DFU_RSP_BUSY; + } + + err_code = nrf_dfu_set_adv_name(p_adv_name); + if (err_code == NRF_SUCCESS) + { + // The request was accepted. + mp_dfu->is_waiting_for_svci = true; + } + else if (err_code == NRF_ERROR_FORBIDDEN) + { + NRF_LOG_ERROR("The bootloader has write protected its settings page. This prohibits setting the advertising name. "\ + "The bootloader must be compiled with NRF_BL_SETTINGS_PAGE_PROTECT=0 to allow setting the advertising name."); + } + + return err_code; +} + + +/**@brief Function for entering the bootloader. + */ +static uint32_t enter_bootloader() +{ + uint32_t err_code; + + if (mp_dfu->is_waiting_for_svci) + { + // We have an ongoing async operation. Entering bootloader mode is not possible at this time. + err_code = ble_dfu_buttonless_resp_send(DFU_OP_ENTER_BOOTLOADER, DFU_RSP_BUSY); + if (err_code != NRF_SUCCESS) + { + mp_dfu->evt_handler(BLE_DFU_EVT_RESPONSE_SEND_ERROR); + } + return NRF_SUCCESS; + } + + // Set the flag indicating that we expect DFU mode. + // This will be handled on acknowledgement of the characteristic indication. + mp_dfu->is_waiting_for_reset = true; + + err_code = ble_dfu_buttonless_resp_send(DFU_OP_ENTER_BOOTLOADER, DFU_RSP_SUCCESS); + if (err_code != NRF_SUCCESS) + { + mp_dfu->is_waiting_for_reset = false; + } + + return err_code; +} + + +uint32_t ble_dfu_buttonless_backend_init(ble_dfu_buttonless_t * p_dfu) +{ + VERIFY_PARAM_NOT_NULL(p_dfu); + + mp_dfu = p_dfu; + + return NRF_SUCCESS; +} + + +uint32_t ble_dfu_buttonless_async_svci_init(void) +{ + uint32_t ret_val; + + ret_val = nrf_dfu_svci_vector_table_set(); + VERIFY_SUCCESS(ret_val); + + ret_val = nrf_dfu_set_adv_name_init(); + VERIFY_SUCCESS(ret_val); + + ret_val = nrf_dfu_svci_vector_table_unset(); + + return ret_val; +} + + +void ble_dfu_buttonless_on_sys_evt(uint32_t sys_evt, void * p_context) +{ + uint32_t err_code; + + if (!nrf_dfu_set_adv_name_is_initialized()) + { + return; + } + + err_code = nrf_dfu_set_adv_name_on_sys_evt(sys_evt); + if (err_code == NRF_ERROR_INVALID_STATE) + { + // The system event is not from an operation started by buttonless DFU. + // No action is taken, and nothing is reported. + } + else if (err_code == NRF_SUCCESS) + { + // The async operation is finished. + // Set the flag indicating that we are waiting for indication response + // to activate the reset. + mp_dfu->is_waiting_for_svci = false; + + // Report back the positive response + err_code = ble_dfu_buttonless_resp_send(DFU_OP_SET_ADV_NAME, DFU_RSP_SUCCESS); + if (err_code != NRF_SUCCESS) + { + mp_dfu->evt_handler(BLE_DFU_EVT_RESPONSE_SEND_ERROR); + } + } + else + { + // Invalid error code reported back. + mp_dfu->is_waiting_for_svci = false; + + err_code = ble_dfu_buttonless_resp_send(DFU_OP_SET_ADV_NAME, DFU_RSP_BUSY); + if (err_code != NRF_SUCCESS) + { + mp_dfu->evt_handler(BLE_DFU_EVT_RESPONSE_SEND_ERROR); + } + + // Report the failure to enter DFU mode + mp_dfu->evt_handler(BLE_DFU_EVT_BOOTLOADER_ENTER_FAILED); + } +} + + +uint32_t ble_dfu_buttonless_char_add(ble_dfu_buttonless_t * p_dfu) +{ + ble_gatts_char_md_t char_md = {{0}}; + ble_gatts_attr_md_t cccd_md = {{0}}; + ble_gatts_attr_t attr_char_value = {0}; + ble_gatts_attr_md_t attr_md = {{0}}; + ble_uuid_t char_uuid; + + + BLE_GAP_CONN_SEC_MODE_SET_OPEN(&cccd_md.read_perm); + BLE_GAP_CONN_SEC_MODE_SET_OPEN(&cccd_md.write_perm); + + cccd_md.vloc = BLE_GATTS_VLOC_STACK; + + char_md.char_props.indicate = 1; + char_md.char_props.write = 1; + char_md.p_char_user_desc = NULL; + char_md.p_char_pf = NULL; + char_md.p_user_desc_md = NULL; + char_md.p_cccd_md = &cccd_md; + char_md.p_sccd_md = NULL; + + char_uuid.type = p_dfu->uuid_type; + char_uuid.uuid = BLE_DFU_BUTTONLESS_CHAR_UUID; + + BLE_GAP_CONN_SEC_MODE_SET_OPEN(&attr_md.read_perm); + BLE_GAP_CONN_SEC_MODE_SET_OPEN(&attr_md.write_perm); + + attr_md.vloc = BLE_GATTS_VLOC_STACK; + attr_md.rd_auth = 0; + attr_md.wr_auth = 1; + attr_md.vlen = 1; + + attr_char_value.p_uuid = &char_uuid; + attr_char_value.p_attr_md = &attr_md; + attr_char_value.init_len = 0; + attr_char_value.init_offs = 0; + attr_char_value.max_len = BLE_GATT_ATT_MTU_DEFAULT; + attr_char_value.p_value = 0; + + return sd_ble_gatts_characteristic_add(p_dfu->service_handle, + &char_md, + &attr_char_value, + &p_dfu->control_point_char); +} + + +void ble_dfu_buttonless_on_ctrl_pt_write(ble_gatts_evt_write_t const * p_evt_write) +{ + uint32_t err_code; + ble_dfu_buttonless_rsp_code_t rsp_code = DFU_RSP_OPERATION_FAILED; + + // Start executing the control point write operation + /*lint -e415 -e416 -save "Out of bounds access"*/ + switch (p_evt_write->data[0]) + { + case DFU_OP_ENTER_BOOTLOADER: + err_code = enter_bootloader(); + if (err_code == NRF_SUCCESS) + { + rsp_code = DFU_RSP_SUCCESS; + } + else if (err_code == NRF_ERROR_BUSY) + { + rsp_code = DFU_RSP_BUSY; + } + break; + + case DFU_OP_SET_ADV_NAME: + if( (p_evt_write->data[1] > NRF_DFU_ADV_NAME_MAX_LENGTH) + || (p_evt_write->data[1] == 0)) + { + // New advertisement name too short or too long. + rsp_code = DFU_RSP_ADV_NAME_INVALID; + } + else + { + memcpy(m_adv_name.name, &p_evt_write->data[2], p_evt_write->data[1]); + m_adv_name.len = p_evt_write->data[1]; + err_code = set_adv_name(&m_adv_name); + if (err_code == NRF_SUCCESS) + { + rsp_code = DFU_RSP_SUCCESS; + } + } + break; + + default: + rsp_code = DFU_RSP_OP_CODE_NOT_SUPPORTED; + break; + } + /*lint -restore*/ + + + // Report back in case of error + if (rsp_code != DFU_RSP_SUCCESS) + { + err_code = ble_dfu_buttonless_resp_send((ble_dfu_buttonless_op_code_t)p_evt_write->data[0], rsp_code); + if (err_code != NRF_SUCCESS) + { + mp_dfu->evt_handler(BLE_DFU_EVT_RESPONSE_SEND_ERROR); + + } + // Report the error to the main application + mp_dfu->evt_handler(BLE_DFU_EVT_BOOTLOADER_ENTER_FAILED); + } +} + +uint32_t ble_dfu_buttonless_bootloader_start_prepare(void) +{ + uint32_t err_code; + + // Indicate to main app that DFU mode is starting. + mp_dfu->evt_handler(BLE_DFU_EVT_BOOTLOADER_ENTER_PREPARE); + + err_code = ble_dfu_buttonless_bootloader_start_finalize(); + return err_code; +} + +#endif // NRF_DFU_BOTTONLESS_SUPPORT_BOND |