Seeed
To get started with Seeed Tiny BLE, include detecting motion, button and battery level.
Dependencies: BLE_API eMPL_MPU6050 mbed nRF51822
Diff: nRF51822/nordic-sdk/components/ble/ble_services/ble_dfu/ble_dfu.c
- Revision:
- 3:24e365bd1b97
- Parent:
- 2:b61ddbb8528e
--- a/nRF51822/nordic-sdk/components/ble/ble_services/ble_dfu/ble_dfu.c Thu Nov 05 02:46:37 2015 +0000
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,654 +0,0 @@
-/* Copyright (c) 2013 Nordic Semiconductor. All Rights Reserved.
- *
- * The information contained herein is property of Nordic Semiconductor ASA.
- * Terms and conditions of usage are described in detail in NORDIC
- * SEMICONDUCTOR STANDARD SOFTWARE LICENSE AGREEMENT.
- *
- * Licensees are granted free, non-transferable use of the information. NO
- * WARRANTY of ANY KIND is provided. This heading must NOT be removed from
- * the file.
- *
- */
-
-#include "ble_dfu.h"
-#include "nrf_error.h"
-#include "ble_types.h"
-#include "ble_gatts.h"
-#include "app_util.h"
-#include "ble_srv_common.h"
-#include "nordic_common.h"
-#include <stdint.h>
-#include <string.h>
-#include <stddef.h>
-
-#define MAX_DFU_PKT_LEN 20 /**< Maximum length (in bytes) of the DFU Packet characteristic. */
-#define PKT_START_DFU_PARAM_LEN 2 /**< Length (in bytes) of the parameters for Packet Start DFU Request. */
-#define PKT_INIT_DFU_PARAM_LEN 2 /**< Length (in bytes) of the parameters for Packet Init DFU Request. */
-#define PKT_RCPT_NOTIF_REQ_LEN 3 /**< Length (in bytes) of the Packet Receipt Notification Request. */
-#define MAX_PKTS_RCPT_NOTIF_LEN 6 /**< Maximum length (in bytes) of the Packets Receipt Notification. */
-#define MAX_RESPONSE_LEN 7 /**< Maximum length (in bytes) of the response to a Control Point command. */
-#define MAX_NOTIF_BUFFER_LEN MAX(MAX_PKTS_RCPT_NOTIF_LEN, MAX_RESPONSE_LEN) /**< Maximum length (in bytes) of the buffer needed by DFU Service while sending notifications to peer. */
-
-enum
-{
- OP_CODE_START_DFU = 1, /**< Value of the Op code field for 'Start DFU' command.*/
- OP_CODE_RECEIVE_INIT = 2, /**< Value of the Op code field for 'Initialize DFU parameters' command.*/
- OP_CODE_RECEIVE_FW = 3, /**< Value of the Op code field for 'Receive firmware image' command.*/
- OP_CODE_VALIDATE = 4, /**< Value of the Op code field for 'Validate firmware' command.*/
- OP_CODE_ACTIVATE_N_RESET = 5, /**< Value of the Op code field for 'Activate & Reset' command.*/
- OP_CODE_SYS_RESET = 6, /**< Value of the Op code field for 'Reset System' command.*/
- OP_CODE_IMAGE_SIZE_REQ = 7, /**< Value of the Op code field for 'Report received image size' command.*/
- OP_CODE_PKT_RCPT_NOTIF_REQ = 8, /**< Value of the Op code field for 'Request packet receipt notification.*/
- OP_CODE_RESPONSE = 16, /**< Value of the Op code field for 'Response.*/
- OP_CODE_PKT_RCPT_NOTIF = 17 /**< Value of the Op code field for 'Packets Receipt Notification'.*/
-};
-
-static bool m_is_dfu_service_initialized = false; /**< Variable to check if the DFU service was initialized by the application.*/
-static uint8_t m_notif_buffer[MAX_NOTIF_BUFFER_LEN]; /**< Buffer used for sending notifications to peer. */
-
-/**@brief Function for adding DFU Packet characteristic to the BLE Stack.
- *
- * @param[in] p_dfu DFU Service structure.
- *
- * @return NRF_SUCCESS on success. Otherwise an error code.
- */
-static uint32_t dfu_pkt_char_add(ble_dfu_t * const p_dfu)
-{
- ble_gatts_char_md_t char_md;
- ble_gatts_attr_t attr_char_value;
- ble_uuid_t char_uuid;
- ble_gatts_attr_md_t attr_md;
-
- memset(&char_md, 0, sizeof(char_md));
-
- char_md.char_props.write_wo_resp = 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 = NULL;
- char_md.p_sccd_md = NULL;
-
- char_uuid.type = p_dfu->uuid_type;
- char_uuid.uuid = BLE_DFU_PKT_CHAR_UUID;
-
- memset(&attr_md, 0, sizeof(attr_md));
-
- BLE_GAP_CONN_SEC_MODE_SET_NO_ACCESS(&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 = 0;
- attr_md.vlen = 1;
-
- memset(&attr_char_value, 0, sizeof(attr_char_value));
-
- 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 = MAX_DFU_PKT_LEN;
- attr_char_value.p_value = NULL;
-
- return sd_ble_gatts_characteristic_add(p_dfu->service_handle,
- &char_md,
- &attr_char_value,
- &p_dfu->dfu_pkt_handles);
-}
-
-
-/**@brief Function for adding DFU Revision characteristic to the BLE Stack.
- *
- * @param[in] p_dfu DFU Service structure.
- *
- * @return NRF_SUCCESS on success. Otherwise an error code.
- */
-static uint32_t dfu_rev_char_add(ble_dfu_t * const p_dfu, ble_dfu_init_t const * const p_dfu_init)
-{
- ble_gatts_char_md_t char_md;
- ble_gatts_attr_t attr_char_value;
- ble_uuid_t char_uuid;
- ble_gatts_attr_md_t attr_md;
-
- memset(&char_md, 0, sizeof(char_md));
-
- char_md.char_props.read = 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 = NULL;
- char_md.p_sccd_md = NULL;
-
- char_uuid.type = p_dfu->uuid_type;
- char_uuid.uuid = BLE_DFU_REV_CHAR_UUID;
-
- memset(&attr_md, 0, sizeof(attr_md));
-
- BLE_GAP_CONN_SEC_MODE_SET_OPEN(&attr_md.read_perm);
- BLE_GAP_CONN_SEC_MODE_SET_NO_ACCESS(&attr_md.write_perm);
-
- attr_md.vloc = BLE_GATTS_VLOC_STACK;
- attr_md.rd_auth = 0;
- attr_md.wr_auth = 0;
- attr_md.vlen = 1;
-
- memset(&attr_char_value, 0, sizeof(attr_char_value));
-
- attr_char_value.p_uuid = &char_uuid;
- attr_char_value.p_attr_md = &attr_md;
- attr_char_value.init_len = sizeof(uint16_t);
- attr_char_value.init_offs = 0;
- attr_char_value.max_len = sizeof(uint16_t);
- attr_char_value.p_value = (uint8_t *)&p_dfu_init->revision;
-
- return sd_ble_gatts_characteristic_add(p_dfu->service_handle,
- &char_md,
- &attr_char_value,
- &p_dfu->dfu_rev_handles);
-}
-
-
-/**@brief Function for adding DFU Control Point characteristic to the BLE Stack.
- *
- * @param[in] p_dfu DFU Service structure.
- *
- * @return NRF_SUCCESS on success. Otherwise an error code.
- */
-static uint32_t dfu_ctrl_pt_add(ble_dfu_t * const p_dfu)
-{
- ble_gatts_char_md_t char_md;
- ble_gatts_attr_t attr_char_value;
- ble_uuid_t char_uuid;
- ble_gatts_attr_md_t attr_md;
-
- memset(&char_md, 0, sizeof(char_md));
-
- char_md.char_props.write = 1;
- char_md.char_props.notify = 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 = NULL;
- char_md.p_sccd_md = NULL;
-
- char_uuid.type = p_dfu->uuid_type;
- char_uuid.uuid = BLE_DFU_CTRL_PT_UUID;
-
- memset(&attr_md, 0, sizeof(attr_md));
-
- BLE_GAP_CONN_SEC_MODE_SET_NO_ACCESS(&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;
-
- memset(&attr_char_value, 0, sizeof(attr_char_value));
-
- 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_L2CAP_MTU_DEF;
- attr_char_value.p_value = NULL;
-
- return sd_ble_gatts_characteristic_add(p_dfu->service_handle,
- &char_md,
- &attr_char_value,
- &p_dfu->dfu_ctrl_pt_handles);
-}
-
-
-/**@brief Function for handling the @ref BLE_GAP_EVT_CONNECTED event from the S110 SoftDevice.
- *
- * @param[in] p_dfu DFU Service Structure.
- * @param[in] p_ble_evt Pointer to the event received from BLE stack.
- */
-static void on_connect(ble_dfu_t * p_dfu, ble_evt_t * p_ble_evt)
-{
- p_dfu->conn_handle = p_ble_evt->evt.gap_evt.conn_handle;
-}
-
-
-/**@brief Function for checking if the CCCD of DFU Control point is configured for Notification.
- *
- * @details This function checks if the CCCD of DFU Control Point characteristic is configured
- * for Notification by the DFU Controller.
- *
- * @param[in] p_dfu DFU Service structure.
- *
- * @return True if the CCCD of DFU Control Point characteristic is configured for Notification.
- * False otherwise.
- */
-static bool is_cccd_configured(ble_dfu_t * p_dfu)
-{
- // Check if the CCCDs are configured.
- uint16_t cccd_len = BLE_CCCD_VALUE_LEN;
- uint8_t cccd_val_buf[BLE_CCCD_VALUE_LEN];
-
- // Check the CCCD Value of DFU Control Point.
- uint32_t err_code = sd_ble_gatts_value_get(p_dfu->dfu_ctrl_pt_handles.cccd_handle,
- 0,
- &cccd_len,
- cccd_val_buf);
- if (err_code != NRF_SUCCESS)
- {
- if (p_dfu->error_handler != NULL)
- {
- p_dfu->error_handler(err_code);
- }
- return false;
- }
-
- return ble_srv_is_notification_enabled(cccd_val_buf);
-}
-
-
-/**@brief Function for handling a Write event on the Control Point characteristic.
- *
- * @param[in] p_dfu DFU Service Structure.
- * @param[in] p_ble_write_evt Pointer to the write event received from BLE stack.
- *
- * @return NRF_SUCCESS on successful processing of control point write. Otherwise an error code.
- */
-static uint32_t on_ctrl_pt_write(ble_dfu_t * p_dfu, ble_gatts_evt_write_t * p_ble_write_evt)
-{
- ble_gatts_rw_authorize_reply_params_t write_authorize_reply;
-
- write_authorize_reply.type = BLE_GATTS_AUTHORIZE_TYPE_WRITE;
-
- if (!is_cccd_configured(p_dfu))
- {
- // Send an error response to the peer indicating that the CCCD is improperly configured.
- write_authorize_reply.params.write.gatt_status =
- BLE_GATT_STATUS_ATTERR_CPS_CCCD_CONFIG_ERROR;
-
- return (sd_ble_gatts_rw_authorize_reply(p_dfu->conn_handle, &write_authorize_reply));
-
- }
- else
- {
- uint32_t err_code;
-
- write_authorize_reply.params.write.gatt_status = BLE_GATT_STATUS_SUCCESS;
-
- err_code = (sd_ble_gatts_rw_authorize_reply(p_dfu->conn_handle, &write_authorize_reply));
-
- if (err_code != NRF_SUCCESS)
- {
- return err_code;
- }
- }
-
- ble_dfu_evt_t ble_dfu_evt;
-
- switch (p_ble_write_evt->data[0])
- {
- case OP_CODE_START_DFU:
- ble_dfu_evt.ble_dfu_evt_type = BLE_DFU_START;
-
- if (p_ble_write_evt->len < PKT_START_DFU_PARAM_LEN)
- {
- return ble_dfu_response_send(p_dfu,
- (ble_dfu_procedure_t) p_ble_write_evt->data[0],
- BLE_DFU_RESP_VAL_OPER_FAILED);
- }
-
- ble_dfu_evt.evt.ble_dfu_pkt_write.len = 1;
- ble_dfu_evt.evt.ble_dfu_pkt_write.p_data = &(p_ble_write_evt->data[1]);
-
- p_dfu->evt_handler(p_dfu, &ble_dfu_evt);
- break;
-
- case OP_CODE_RECEIVE_INIT:
- ble_dfu_evt.ble_dfu_evt_type = BLE_DFU_RECEIVE_INIT_DATA;
-
- if (p_ble_write_evt->len < PKT_INIT_DFU_PARAM_LEN)
- {
- return ble_dfu_response_send(p_dfu,
- (ble_dfu_procedure_t) p_ble_write_evt->data[0],
- BLE_DFU_RESP_VAL_OPER_FAILED);
- }
-
- ble_dfu_evt.evt.ble_dfu_pkt_write.len = 1;
- ble_dfu_evt.evt.ble_dfu_pkt_write.p_data = &(p_ble_write_evt->data[1]);
-
- p_dfu->evt_handler(p_dfu, &ble_dfu_evt);
- break;
-
- case OP_CODE_RECEIVE_FW:
- ble_dfu_evt.ble_dfu_evt_type = BLE_DFU_RECEIVE_APP_DATA;
-
- p_dfu->evt_handler(p_dfu, &ble_dfu_evt);
- break;
-
- case OP_CODE_VALIDATE:
- ble_dfu_evt.ble_dfu_evt_type = BLE_DFU_VALIDATE;
-
- p_dfu->evt_handler(p_dfu, &ble_dfu_evt);
- break;
-
- case OP_CODE_ACTIVATE_N_RESET:
- ble_dfu_evt.ble_dfu_evt_type = BLE_DFU_ACTIVATE_N_RESET;
-
- p_dfu->evt_handler(p_dfu, &ble_dfu_evt);
- break;
-
- case OP_CODE_SYS_RESET:
- ble_dfu_evt.ble_dfu_evt_type = BLE_DFU_SYS_RESET;
-
- p_dfu->evt_handler(p_dfu, &ble_dfu_evt);
- break;
-
- case OP_CODE_PKT_RCPT_NOTIF_REQ:
- if (p_ble_write_evt->len < PKT_RCPT_NOTIF_REQ_LEN)
- {
- return (ble_dfu_response_send(p_dfu,
- BLE_DFU_PKT_RCPT_REQ_PROCEDURE,
- BLE_DFU_RESP_VAL_NOT_SUPPORTED));
- }
-
- ble_dfu_evt.evt.pkt_rcpt_notif_req.num_of_pkts =
- uint16_decode(&(p_ble_write_evt->data[1]));
-
- if (ble_dfu_evt.evt.pkt_rcpt_notif_req.num_of_pkts == 0)
- {
- ble_dfu_evt.ble_dfu_evt_type = BLE_DFU_PKT_RCPT_NOTIF_DISABLED;
- }
- else
- {
- ble_dfu_evt.ble_dfu_evt_type = BLE_DFU_PKT_RCPT_NOTIF_ENABLED;
- }
-
- p_dfu->evt_handler(p_dfu, &ble_dfu_evt);
-
- break;
-
- case OP_CODE_IMAGE_SIZE_REQ:
- ble_dfu_evt.ble_dfu_evt_type = BLE_DFU_BYTES_RECEIVED_SEND;
-
- p_dfu->evt_handler(p_dfu, &ble_dfu_evt);
- break;
-
- default:
- // Unsupported op code.
- return ble_dfu_response_send(p_dfu,
- (ble_dfu_procedure_t) p_ble_write_evt->data[0],
- BLE_DFU_RESP_VAL_NOT_SUPPORTED);
- }
- return NRF_SUCCESS;
-}
-
-
-/**@brief Function for handling the @ref BLE_GATTS_EVT_RW_AUTHORIZE_REQUEST event from the S110
- * Stack.
- *
- * @param[in] p_dfu DFU Service Structure.
- * @param[in] p_ble_evt Pointer to the event received from BLE stack.
- */
-static void on_rw_auth_req(ble_dfu_t * p_dfu, ble_evt_t * p_ble_evt)
-{
- ble_gatts_evt_rw_authorize_request_t * p_authorize_request;
-
- p_authorize_request = &(p_ble_evt->evt.gatts_evt.params.authorize_request);
-
- if (
- (p_authorize_request->type == BLE_GATTS_AUTHORIZE_TYPE_WRITE)
- &&
- (p_authorize_request->request.write.handle == p_dfu->dfu_ctrl_pt_handles.value_handle)
- )
- {
- uint32_t err_code;
-
- err_code = on_ctrl_pt_write(p_dfu, &(p_authorize_request->request.write));
-
- if (err_code != NRF_SUCCESS && p_dfu->error_handler != NULL)
- {
- p_dfu->error_handler(err_code);
- }
- }
-}
-
-
-/**@brief Function for handling the @ref BLE_GATTS_EVT_WRITE event from the S110 SoftDevice.
- *
- * @param[in] p_dfu DFU Service Structure.
- * @param[in] p_ble_evt Pointer to the event received from BLE stack.
- */
-static void on_write(ble_dfu_t * p_dfu, ble_evt_t * p_ble_evt)
-{
- if (p_ble_evt->evt.gatts_evt.params.write.handle == p_dfu->dfu_pkt_handles.value_handle)
- {
- // DFU Packet written
-
- ble_dfu_evt_t ble_dfu_evt;
-
- ble_dfu_evt.ble_dfu_evt_type = BLE_DFU_PACKET_WRITE;
- ble_dfu_evt.evt.ble_dfu_pkt_write.len = p_ble_evt->evt.gatts_evt.params.write.len;
- ble_dfu_evt.evt.ble_dfu_pkt_write.p_data = p_ble_evt->evt.gatts_evt.params.write.data;
-
- p_dfu->evt_handler(p_dfu, &ble_dfu_evt);
- }
-}
-
-
-/**@brief Function for handling the BLE_GAP_EVT_DISCONNECTED event from the S110 SoftDevice.
- *
- * @param[in] p_dfu DFU Service Structure.
- * @param[in] p_ble_evt Pointer to the event received from BLE stack.
- */
-static void on_disconnect(ble_dfu_t * p_dfu, ble_evt_t * p_ble_evt)
-{
- p_dfu->conn_handle = BLE_CONN_HANDLE_INVALID;
-}
-
-
-uint32_t ble_dfu_init(ble_dfu_t * p_dfu, ble_dfu_init_t * p_dfu_init)
-{
- if ((p_dfu == NULL) || (p_dfu_init == NULL) || (p_dfu_init->evt_handler == NULL))
- {
- return NRF_ERROR_NULL;
- }
-
- p_dfu->conn_handle = BLE_CONN_HANDLE_INVALID;
-
- ble_uuid_t service_uuid;
- uint32_t err_code;
-
- const ble_uuid128_t base_uuid128 =
- {
- {
- 0x23, 0xD1, 0xBC, 0xEA, 0x5F, 0x78, 0x23, 0x15,
- 0xDE, 0xEF, 0x12, 0x12, 0x00, 0x00, 0x00, 0x00
- }
- };
-
- service_uuid.uuid = BLE_DFU_SERVICE_UUID;
-
- err_code = sd_ble_uuid_vs_add(&base_uuid128, &(service_uuid.type));
- if (err_code != NRF_SUCCESS)
- {
- return err_code;
- }
-
- err_code = sd_ble_gatts_service_add(BLE_GATTS_SRVC_TYPE_PRIMARY,
- &service_uuid,
- &(p_dfu->service_handle));
- if (err_code != NRF_SUCCESS)
- {
- return err_code;
- }
-
- p_dfu->uuid_type = service_uuid.type;
-
- err_code = dfu_pkt_char_add(p_dfu);
- if (err_code != NRF_SUCCESS)
- {
- return err_code;
- }
-
- err_code = dfu_ctrl_pt_add(p_dfu);
- if (err_code != NRF_SUCCESS)
- {
- return err_code;
- }
-
- err_code = dfu_rev_char_add(p_dfu, p_dfu_init);
- if (err_code != NRF_SUCCESS)
- {
- return err_code;
- }
-
- p_dfu->evt_handler = p_dfu_init->evt_handler;
-
- if (p_dfu_init->error_handler != NULL)
- {
- p_dfu->error_handler = p_dfu_init->error_handler;
- }
-
- m_is_dfu_service_initialized = true;
-
- return NRF_SUCCESS;
-}
-
-
-void ble_dfu_on_ble_evt(ble_dfu_t * p_dfu, ble_evt_t * p_ble_evt)
-{
- if ((p_dfu == NULL) || (p_ble_evt == NULL))
- {
- return;
- }
-
- if (p_dfu->evt_handler != NULL)
- {
- switch (p_ble_evt->header.evt_id)
- {
- case BLE_GAP_EVT_CONNECTED:
- on_connect(p_dfu, p_ble_evt);
- break;
-
- case BLE_GATTS_EVT_WRITE:
- on_write(p_dfu, p_ble_evt);
- break;
-
- case BLE_GAP_EVT_DISCONNECTED:
- on_disconnect(p_dfu, p_ble_evt);
- break;
-
- case BLE_GATTS_EVT_RW_AUTHORIZE_REQUEST:
- on_rw_auth_req(p_dfu, p_ble_evt);
- break;
-
- default:
- // No implementation needed.
- break;
- }
- }
-}
-
-
-uint32_t ble_dfu_bytes_rcvd_report(ble_dfu_t * p_dfu, uint32_t num_of_firmware_bytes_rcvd)
-{
- if (p_dfu == NULL)
- {
- return NRF_ERROR_NULL;
- }
-
- if ((p_dfu->conn_handle == BLE_CONN_HANDLE_INVALID) || !m_is_dfu_service_initialized)
- {
- return NRF_ERROR_INVALID_STATE;
- }
-
- ble_gatts_hvx_params_t hvx_params;
- uint16_t index = 0;
-
- // Encode the Op Code.
- m_notif_buffer[index++] = OP_CODE_RESPONSE;
-
- // Encode the Reqest Op Code.
- m_notif_buffer[index++] = OP_CODE_IMAGE_SIZE_REQ;
-
- // Encode the Response Value.
- m_notif_buffer[index++] = (uint8_t)BLE_DFU_RESP_VAL_SUCCESS;
-
- index += uint32_encode(num_of_firmware_bytes_rcvd, &m_notif_buffer[index]);
-
- memset(&hvx_params, 0, sizeof(hvx_params));
-
- hvx_params.handle = p_dfu->dfu_ctrl_pt_handles.value_handle;
- hvx_params.type = BLE_GATT_HVX_NOTIFICATION;
- hvx_params.offset = 0;
- hvx_params.p_len = &index;
- hvx_params.p_data = m_notif_buffer;
-
- return sd_ble_gatts_hvx(p_dfu->conn_handle, &hvx_params);
-}
-
-
-uint32_t ble_dfu_pkts_rcpt_notify(ble_dfu_t * p_dfu, uint32_t num_of_firmware_bytes_rcvd)
-{
- if (p_dfu == NULL)
- {
- return NRF_ERROR_NULL;
- }
-
- if ((p_dfu->conn_handle == BLE_CONN_HANDLE_INVALID) || !m_is_dfu_service_initialized)
- {
- return NRF_ERROR_INVALID_STATE;
- }
-
- ble_gatts_hvx_params_t hvx_params;
- uint16_t index = 0;
-
- m_notif_buffer[index++] = OP_CODE_PKT_RCPT_NOTIF;
-
- index += uint32_encode(num_of_firmware_bytes_rcvd, &m_notif_buffer[index]);
-
- memset(&hvx_params, 0, sizeof(hvx_params));
-
- hvx_params.handle = p_dfu->dfu_ctrl_pt_handles.value_handle;
- hvx_params.type = BLE_GATT_HVX_NOTIFICATION;
- hvx_params.offset = 0;
- hvx_params.p_len = &index;
- hvx_params.p_data = m_notif_buffer;
-
- return sd_ble_gatts_hvx(p_dfu->conn_handle, &hvx_params);
-}
-
-
-uint32_t ble_dfu_response_send(ble_dfu_t * p_dfu,
- ble_dfu_procedure_t dfu_proc,
- ble_dfu_resp_val_t resp_val)
-{
- if (p_dfu == NULL)
- {
- return NRF_ERROR_NULL;
- }
-
- if ((p_dfu->conn_handle == BLE_CONN_HANDLE_INVALID) || !m_is_dfu_service_initialized)
- {
- return NRF_ERROR_INVALID_STATE;
- }
-
- ble_gatts_hvx_params_t hvx_params;
- uint16_t index = 0;
-
- m_notif_buffer[index++] = OP_CODE_RESPONSE;
-
- // Encode the Request Op code
- m_notif_buffer[index++] = (uint8_t)dfu_proc;
-
- // Encode the Response Value.
- m_notif_buffer[index++] = (uint8_t)resp_val;
-
- memset(&hvx_params, 0, sizeof(hvx_params));
-
- hvx_params.handle = p_dfu->dfu_ctrl_pt_handles.value_handle;
- hvx_params.type = BLE_GATT_HVX_NOTIFICATION;
- hvx_params.offset = 0;
- hvx_params.p_len = &index;
- hvx_params.p_data = m_notif_buffer;
-
- return sd_ble_gatts_hvx(p_dfu->conn_handle, &hvx_params);
-}
\ No newline at end of file