static void btc_gattc_fill_gatt_db_conversion(uint16_t count, uint16_t num, esp_gatt_db_attr_type_t type,
uint16_t offset, void *result, btgatt_db_element_t *db)
{
tBT_UUID bta_uuid = {0};
uint16_t db_size = (count + offset > num) ? (num - offset) : count;
switch(type) {
case ESP_GATT_DB_PRIMARY_SERVICE:
case ESP_GATT_DB_SECONDARY_SERVICE: {
esp_gattc_service_elem_t *svc_result = (esp_gattc_service_elem_t *)result;
for (int i = 0; i < db_size; i++) {
svc_result->is_primary = (db[offset + i].type == BTGATT_DB_PRIMARY_SERVICE) ? true : false;
svc_result->start_handle = db[offset + i].start_handle;
svc_result->end_handle = db[offset + i].end_handle;
btc128_to_bta_uuid(&bta_uuid, db[offset + i].uuid.uu);
bta_to_btc_uuid(&svc_result->uuid, &bta_uuid);
svc_result++;
}
break;
}
case ESP_GATT_DB_CHARACTERISTIC: {
esp_gattc_char_elem_t *char_result = (esp_gattc_char_elem_t *)result;
for (int i = 0; i < db_size; i++) {
char_result->char_handle = db[offset + i].attribute_handle;
char_result->properties = db[offset + i].properties;
btc128_to_bta_uuid(&bta_uuid, db[offset + i].uuid.uu);
bta_to_btc_uuid(&char_result->uuid, &bta_uuid);
char_result++;
}
break;
}
case ESP_GATT_DB_DESCRIPTOR: {
esp_gattc_descr_elem_t *descr_result = (esp_gattc_descr_elem_t *)result;
for (int i = 0; i < db_size; i++) {
descr_result->handle = db[offset + i].attribute_handle;
btc128_to_bta_uuid(&bta_uuid, db[offset + i].uuid.uu);
bta_to_btc_uuid(&descr_result->uuid, &bta_uuid);
descr_result++;
}
break;
}
case ESP_GATT_DB_INCLUDED_SERVICE: {
esp_gattc_incl_svc_elem_t *incl_result = (esp_gattc_incl_svc_elem_t *)result;
for (int i = 0; i < db_size; i++) {
incl_result->handle = db[offset + i].attribute_handle;
incl_result->incl_srvc_s_handle = db[offset + i].start_handle;
incl_result->incl_srvc_e_handle = db[offset + i].end_handle;
btc128_to_bta_uuid(&bta_uuid, db[offset + i].uuid.uu);
bta_to_btc_uuid(&incl_result->uuid, &bta_uuid);
incl_result++;
}
break;
}
default:
BTC_TRACE_WARNING("%s(), Not support type(%d)", __func__, type);
break;
}
}
esp_gatt_status_t btc_ble_gattc_get_db(uint16_t conn_id, uint16_t start_handle, uint16_t end_handle,
esp_gattc_db_elem_t *db, uint16_t *count)
{
btgatt_db_element_t *get_db = NULL;
int num = 0;
tBT_UUID bta_uuid;
uint16_t db_size = 0;
BTA_GATTC_GetGattDb(conn_id, start_handle, end_handle, &get_db, &num);
if (num == 0) {
if (get_db) {
osi_free(get_db);
}
*count = 0;
return ESP_GATT_NOT_FOUND;
}
db_size = (*count > num) ? num : (*count);
for (int i = 0; i < db_size; i++) {
db[i].type = get_db[i].type;
db[i].attribute_handle = get_db[i].id;
db[i].start_handle = get_db[i].start_handle;
db[i].end_handle = get_db[i].end_handle;
db[i].properties = get_db[i].properties;
btc128_to_bta_uuid(&bta_uuid, get_db[i].uuid.uu);
bta_to_btc_uuid(&db[i].uuid, &bta_uuid);
}
*count = db_size;
//don't forget to free the db buffer after used.
if (get_db) {
osi_free(get_db);
}
return ESP_GATT_OK;
}
void bta_to_btc_gatt_id(esp_gatt_id_t *p_dest, tBTA_GATT_ID *p_src)
{
p_dest->inst_id = p_src->inst_id;
bta_to_btc_uuid(&p_dest->uuid, &p_src->uuid);
}