uint32_t ble_gap_evt_lesc_dhkey_request_dec(uint8_t const * const p_buf,
uint32_t packet_len,
ble_evt_t * const p_event,
uint32_t * const p_event_len)
{
uint32_t index = 0;
uint32_t err_code = NRF_SUCCESS;
uint32_t conn_index;
SER_ASSERT_NOT_NULL(p_buf);
SER_ASSERT_NOT_NULL(p_event_len);
// [minimal packet is: 'conn_handle' + 'p_pk_peer' SER_FIELD_NOT_PRESENT +
// 'oobd_req']
SER_ASSERT_LENGTH_LEQ(sizeof(uint16_t) + sizeof(uint8_t) + sizeof(uint8_t),
packet_len);
uint32_t event_len = offsetof (ble_gap_evt_t, params) + sizeof(uint8_t) + sizeof(uint8_t);
if (p_event == NULL)
{
*p_event_len = event_len;
return NRF_SUCCESS;
}
SER_ASSERT(event_len <= *p_event_len, NRF_ERROR_DATA_SIZE);
p_event->header.evt_len = event_len;
err_code = uint16_t_dec(p_buf, packet_len, &index, &p_event->evt.gap_evt.conn_handle);
SER_ASSERT(err_code == NRF_SUCCESS, err_code);
// keyset is an extension of standard event data - used to synchronize keys at application
err_code = app_ble_gap_sec_context_find(p_event->evt.gap_evt.conn_handle, &conn_index);
SER_ASSERT(err_code == NRF_SUCCESS, err_code);
p_event->evt.gap_evt.params.lesc_dhkey_request.p_pk_peer = m_app_keys_table[conn_index].keyset.keys_peer.p_pk;
err_code = cond_field_dec(p_buf, packet_len, &index,
(void **)&p_event->evt.gap_evt.params.lesc_dhkey_request.p_pk_peer, ble_gap_lesc_p256_pk_t_dec);
SER_ASSERT(err_code == NRF_SUCCESS, err_code);
uint8_t data;
err_code = uint8_t_dec(p_buf, packet_len, &index, &data);
SER_ASSERT(err_code == NRF_SUCCESS, err_code);
p_event->evt.gap_evt.params.lesc_dhkey_request.oobd_req = data & 0x01;
SER_ASSERT_LENGTH_EQ(index, packet_len);
*p_event_len = event_len;
return err_code;
}
uint32_t ble_gap_evt_auth_status_dec(uint8_t const * const p_buf,
uint32_t packet_len,
ble_evt_t * const p_event,
uint32_t * const p_event_len)
{
uint32_t index = 0;
uint32_t err_code = NRF_SUCCESS;
uint32_t conn_index;
SER_ASSERT_NOT_NULL(p_buf);
SER_ASSERT_NOT_NULL(p_event_len);
SER_ASSERT_LENGTH_LEQ(SER_EVT_CONN_HANDLE_SIZE + 6, packet_len);
uint32_t event_len = (uint16_t) (offsetof(ble_evt_t, evt.gap_evt.params.auth_status)) +
sizeof (ble_gap_evt_adv_report_t) -
sizeof (ble_evt_hdr_t);
if (p_event == NULL)
{
*p_event_len = event_len;
return NRF_SUCCESS;
}
p_event->header.evt_id = BLE_GAP_EVT_AUTH_STATUS;
p_event->header.evt_len = event_len;
err_code = uint16_t_dec(p_buf, packet_len, &index, &(p_event->evt.gap_evt.conn_handle));
SER_ASSERT(err_code == NRF_SUCCESS, err_code);
err_code = ble_gap_evt_auth_status_t_dec(p_buf, packet_len, &index, &(p_event->evt.gap_evt.params.auth_status));
SER_ASSERT(err_code == NRF_SUCCESS, err_code);
// keyset is an extension of standard event data - used to synchronize keys at application
err_code = app_ble_gap_sec_context_find(p_event->evt.gap_evt.conn_handle, &conn_index);
SER_ASSERT(err_code == NRF_SUCCESS, err_code);
err_code = ble_gap_sec_keyset_t_dec(p_buf, packet_len, &index, &(m_app_keys_table[conn_index].keyset));
SER_ASSERT(err_code == NRF_SUCCESS, err_code);
err_code = app_ble_gap_sec_context_destroy(p_event->evt.gap_evt.conn_handle);
SER_ASSERT(err_code == NRF_SUCCESS, err_code);
SER_ASSERT_LENGTH_EQ(index, packet_len);
*p_event_len = event_len;
return err_code;
}
uint32_t ble_gap_evt_lesc_dhkey_request_dec(uint8_t const * const p_buf,
uint32_t packet_len,
ble_evt_t * const p_event,
uint32_t * const p_event_len)
{
SER_EVT_DEC_BEGIN(BLE_GAP_EVT_LESC_DHKEY_REQUEST, gap, lesc_dhkey_request);
uint8_t ser_data;
SER_PULL_uint16(&p_event->evt.gap_evt.conn_handle);
// keyset is an extension of standard event data - used to synchronize keys at application
uint32_t conn_index;
err_code = app_ble_gap_sec_context_find(p_event->evt.gap_evt.conn_handle, &conn_index);
SER_ASSERT(err_code == NRF_SUCCESS, err_code);
p_event->evt.gap_evt.params.lesc_dhkey_request.p_pk_peer = m_app_keys_table[conn_index].keyset.keys_peer.p_pk;
SER_PULL_COND(&p_event->evt.gap_evt.params.lesc_dhkey_request.p_pk_peer, ble_gap_lesc_p256_pk_t_dec);
SER_PULL_uint8(&ser_data);
p_event->evt.gap_evt.params.lesc_dhkey_request.oobd_req = ser_data & 0x01;
SER_EVT_DEC_END;
}
uint32_t ble_gap_evt_auth_status_dec(uint8_t const * const p_buf,
uint32_t packet_len,
ble_evt_t * const p_event,
uint32_t * const p_event_len)
{
SER_EVT_DEC_BEGIN(BLE_GAP_EVT_AUTH_STATUS, gap, auth_status);
SER_PULL_uint16(&p_event->evt.gap_evt.conn_handle);
SER_PULL_FIELD(&p_event->evt.gap_evt.params.auth_status, ble_gap_evt_auth_status_t_dec);
// keyset is an extension of standard event data - used to synchronize keys at application
uint32_t conn_index;
err_code = app_ble_gap_sec_context_find(p_event->evt.gap_evt.conn_handle, &conn_index);
if (err_code == NRF_SUCCESS)
{
SER_PULL_FIELD(&(m_app_keys_table[conn_index].keyset), ble_gap_sec_keyset_t_dec);
err_code = app_ble_gap_sec_context_destroy(p_event->evt.gap_evt.conn_handle);
SER_ASSERT(err_code == NRF_SUCCESS, err_code);
}
SER_EVT_DEC_END;
}
