/**@brief Function for providing peer information to DFU for re-establishing a bonded connection in
 *        DFU mode.
 *
 * @param[in] conn_handle   Connection handle for the connection requesting DFU mode.
 */
static void dfu_app_peer_data_set(uint16_t conn_handle)
{
    uint32_t                 err_code;
    dm_sec_keyset_t          key_set;
    uint32_t                 app_context_data = 0;
    dm_application_context_t app_context;


/** [DFU bond sharing] */
    err_code = dm_handle_get(conn_handle, &m_dm_handle);
    if (err_code == NRF_SUCCESS)
    {
        err_code = dm_distributed_keys_get(&m_dm_handle, &key_set);
        if (err_code == NRF_SUCCESS)
        {
            APP_ERROR_CHECK(err_code);

            m_peer_data.addr              = key_set.keys_central.p_id_key->id_addr_info;
            m_peer_data.irk               = key_set.keys_central.p_id_key->id_info;
            m_peer_data.enc_key.enc_info  = key_set.keys_periph.enc_key.p_enc_key->enc_info;
            m_peer_data.enc_key.master_id = key_set.keys_periph.enc_key.p_enc_key->master_id;

            err_code = dfu_ble_svc_set_peer_data(&m_peer_data);
            APP_ERROR_CHECK(err_code);

            app_context_data   = (DFU_APP_ATT_TABLE_CHANGED << DFU_APP_ATT_TABLE_POS);
            app_context.len    = sizeof(app_context_data);
            app_context.p_data = (uint8_t *)&app_context_data;

            err_code = dm_application_context_set(&m_dm_handle, &app_context);
            APP_ERROR_CHECK(err_code);
        }
        else
        {
            // Keys were not available, thus we have a non-encrypted connection.
            err_code = dm_peer_addr_get(&m_dm_handle, &m_peer_data.addr);
            APP_ERROR_CHECK(err_code);

            err_code = dfu_ble_svc_set_peer_data(&m_peer_data);
            APP_ERROR_CHECK(err_code);
        }
    }
/** [DFU bond sharing] */
}
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/**@brief Function for providing peer information to DFU for re-establishing bonded connection in
 *        DFU mode.
 */
static void dfu_app_set_peer_data(void)
{
    uint32_t        err_code;
    dm_sec_keyset_t key_set;

/** [DFU bond sharing] */
    err_code = dm_distributed_keys_get(&m_dm_handle, &key_set);
    APP_ERROR_CHECK(err_code);

    m_peer_data.addr     = key_set.keys_central.p_id_key->id_addr_info;
    m_peer_data.enc_info = *key_set.keys_central.enc_key.p_enc_info;
    m_peer_data.irk      = key_set.keys_central.p_id_key->id_info;
    
    err_code = dfu_ble_svc_set_peer_data(&m_peer_data);
    APP_ERROR_CHECK(err_code);
/** [DFU bond sharing] */
}