uint16_t set_read_value(uint8_t *gattc_if, esp_ble_gattc_cb_param_t *p_dest, tBTA_GATTC_READ *p_src)
{
uint16_t descr_type = 0;
uint16_t len = 0;
p_dest->read.status = p_src->status;
p_dest->read.conn_id = BTC_GATT_GET_CONN_ID(p_src->conn_id);
*gattc_if = BTC_GATT_GET_GATT_IF(p_src->conn_id);
bta_to_btc_srvc_id(&p_dest->read.srvc_id, &p_src->srvc_id);
bta_to_btc_gatt_id(&p_dest->read.char_id, &p_src->char_id);
bta_to_btc_gatt_id(&p_dest->read.descr_id, &p_src->descr_type);
descr_type = get_uuid16(&p_src->descr_type.uuid);
switch (descr_type) {
case GATT_UUID_CHAR_AGG_FORMAT:
/* not supported */
p_dest->read.value_type = GATTC_READ_VALUE_TYPE_AGG_FORMAT;
p_dest->read.value_len = 0;
break;
default:
if (( p_src->status == BTA_GATT_OK ) && (p_src->p_value != NULL)) {
LOG_INFO("%s unformat.len = %d ", __FUNCTION__, p_src->p_value->unformat.len);
p_dest->read.value_len = p_src->p_value->unformat.len;
if ( p_src->p_value->unformat.len > 0 && p_src->p_value->unformat.p_value != NULL ) {
p_dest->read.value = p_src->p_value->unformat.p_value;
}
len += p_src->p_value->unformat.len;
} else {
p_dest->read.value_len = 0;
}
p_dest->read.value_type = GATTC_READ_VALUE_TYPE_VALUE;
break;
}
return len;
}
void bta_to_btc_srvc_id(esp_gatt_srvc_id_t *p_dest, tBTA_GATT_SRVC_ID *p_src)
{
p_dest->is_primary = p_src->is_primary;
bta_to_btc_gatt_id(&p_dest->id, &p_src->id);
}
void btc_gattc_cb_handler(btc_msg_t *msg)
{
tBTA_GATTC *arg = (tBTA_GATTC *)(msg->arg);
esp_gatt_if_t gattc_if = 0;
esp_ble_gattc_cb_param_t param = {0};
memset(¶m, 0, sizeof(esp_ble_gattc_cb_param_t));
switch (msg->act) {
case BTA_GATTC_REG_EVT: {
tBTA_GATTC_REG *reg_oper = &arg->reg_oper;
gattc_if = reg_oper->client_if;
param.reg.status = reg_oper->status;
param.reg.app_id = reg_oper->app_uuid.uu.uuid16;
btc_gattc_cb_to_app(ESP_GATTC_REG_EVT, gattc_if, ¶m);
break;
}
case BTA_GATTC_DEREG_EVT: {
tBTA_GATTC_REG *reg_oper = &arg->reg_oper;
gattc_if = reg_oper->client_if;
btc_gattc_cb_to_app(ESP_GATTC_UNREG_EVT, gattc_if, NULL);
break;
}
case BTA_GATTC_READ_CHAR_EVT: {
set_read_value(&gattc_if, ¶m, &arg->read);
btc_gattc_cb_to_app(ESP_GATTC_READ_CHAR_EVT, gattc_if, ¶m);
break;
}
case BTA_GATTC_WRITE_CHAR_EVT:
case BTA_GATTC_PREP_WRITE_EVT: {
tBTA_GATTC_WRITE *write = &arg->write;
uint32_t ret_evt = (msg->act == BTA_GATTC_WRITE_CHAR_EVT) ?
ESP_GATTC_WRITE_CHAR_EVT : ESP_GATTC_PREP_WRITE_EVT;
gattc_if = BTC_GATT_GET_GATT_IF(write->conn_id);
param.write.conn_id = BTC_GATT_GET_CONN_ID(write->conn_id);
param.write.status = write->status;
param.write.handle = write->handle;
param.write.offset = write->offset;
btc_gattc_cb_to_app(ret_evt, gattc_if, ¶m);
break;
}
case BTA_GATTC_EXEC_EVT: {
tBTA_GATTC_EXEC_CMPL *exec_cmpl = &arg->exec_cmpl;
gattc_if = BTC_GATT_GET_GATT_IF(exec_cmpl->conn_id);
param.exec_cmpl.conn_id = BTC_GATT_GET_CONN_ID(exec_cmpl->conn_id);
param.exec_cmpl.status = exec_cmpl->status;
btc_gattc_cb_to_app(ESP_GATTC_EXEC_EVT, gattc_if, ¶m);
break;
}
case BTA_GATTC_SEARCH_CMPL_EVT: {
tBTA_GATTC_SEARCH_CMPL *search_cmpl = &arg->search_cmpl;
gattc_if = BTC_GATT_GET_GATT_IF(search_cmpl->conn_id);
param.search_cmpl.conn_id = BTC_GATT_GET_CONN_ID(search_cmpl->conn_id);
param.search_cmpl.status = search_cmpl->status;
param.search_cmpl.searched_service_source = search_cmpl->searched_service_source;
btc_gattc_cb_to_app(ESP_GATTC_SEARCH_CMPL_EVT, gattc_if, ¶m);
break;
}
case BTA_GATTC_SEARCH_RES_EVT: {
tBTA_GATTC_SRVC_RES *srvc_res = &arg->srvc_res;
gattc_if = BTC_GATT_GET_GATT_IF(srvc_res->conn_id);
param.search_res.conn_id = BTC_GATT_GET_CONN_ID(srvc_res->conn_id);
param.search_res.start_handle = srvc_res->start_handle;
param.search_res.end_handle = srvc_res->end_handle;
param.search_res.is_primary = srvc_res->is_primary;
bta_to_btc_gatt_id(¶m.search_res.srvc_id, &srvc_res->service_uuid);
btc_gattc_cb_to_app(ESP_GATTC_SEARCH_RES_EVT, gattc_if, ¶m);
break;
}
case BTA_GATTC_READ_DESCR_EVT: {
set_read_value(&gattc_if, ¶m, &arg->read);
btc_gattc_cb_to_app(ESP_GATTC_READ_DESCR_EVT, gattc_if, ¶m);
break;
}
case BTA_GATTC_READ_MULTIPLE_EVT: {
set_read_value(&gattc_if, ¶m, &arg->read);
btc_gattc_cb_to_app(ESP_GATTC_READ_MULTIPLE_EVT, gattc_if, ¶m);
break;
}
case BTA_GATTC_WRITE_DESCR_EVT: {
tBTA_GATTC_WRITE *write = &arg->write;
gattc_if = BTC_GATT_GET_GATT_IF(write->conn_id);
param.write.conn_id = BTC_GATT_GET_CONN_ID(write->conn_id);
param.write.status = write->status;
param.write.handle = write->handle;
btc_gattc_cb_to_app(ESP_GATTC_WRITE_DESCR_EVT, gattc_if, ¶m);
break;
}
case BTA_GATTC_NOTIF_EVT: {
tBTA_GATTC_NOTIFY *notify = &arg->notify;
gattc_if = BTC_GATT_GET_GATT_IF(notify->conn_id);
param.notify.conn_id = BTC_GATT_GET_CONN_ID(notify->conn_id);
memcpy(param.notify.remote_bda, notify->bda, sizeof(esp_bd_addr_t));
param.notify.handle = notify->handle;
param.notify.is_notify = (notify->is_notify == TRUE) ? true : false;
param.notify.value_len = (notify->len > ESP_GATT_MAX_ATTR_LEN) ? \
ESP_GATT_MAX_ATTR_LEN : notify->len;
param.notify.value = notify->value;
if (notify->is_notify == FALSE) {
BTA_GATTC_SendIndConfirm(notify->conn_id, notify->handle);
}
btc_gattc_cb_to_app(ESP_GATTC_NOTIFY_EVT, gattc_if, ¶m);
break;
}
case BTA_GATTC_OPEN_EVT: {
tBTA_GATTC_OPEN *open = &arg->open;
gattc_if = open->client_if;
param.open.status = open->status;
param.open.conn_id = BTC_GATT_GET_CONN_ID(open->conn_id);
memcpy(param.open.remote_bda, open->remote_bda, sizeof(esp_bd_addr_t));
param.open.mtu = open->mtu;
btc_gattc_cb_to_app(ESP_GATTC_OPEN_EVT, gattc_if, ¶m);
break;
}
case BTA_GATTC_CONNECT_EVT: {
tBTA_GATTC_CONNECT *connect = &arg->connect;
gattc_if = connect->client_if;
param.connect.conn_id = BTC_GATT_GET_CONN_ID(connect->conn_id);
memcpy(param.connect.remote_bda, connect->remote_bda, sizeof(esp_bd_addr_t));
btc_gattc_cb_to_app(ESP_GATTC_CONNECT_EVT, gattc_if, ¶m);
break;
}
case BTA_GATTC_CLOSE_EVT: {
tBTA_GATTC_CLOSE *close = &arg->close;
gattc_if = close->client_if;
param.close.status = close->status;
param.close.conn_id = BTC_GATT_GET_CONN_ID(close->conn_id);
memcpy(param.close.remote_bda, close->remote_bda, sizeof(esp_bd_addr_t));
param.close.reason = close->reason;
btc_gattc_cb_to_app(ESP_GATTC_CLOSE_EVT, gattc_if, ¶m);
break;
}
case BTA_GATTC_DISCONNECT_EVT: {
tBTA_GATTC_DISCONNECT *disconnect = &arg->disconnect;
gattc_if = disconnect->client_if;
param.disconnect.reason = disconnect->reason;
param.disconnect.conn_id = BTC_GATT_GET_CONN_ID(disconnect->conn_id);
memcpy(param.disconnect.remote_bda, disconnect->remote_bda, sizeof(esp_bd_addr_t));
btc_gattc_cb_to_app(ESP_GATTC_DISCONNECT_EVT, gattc_if, ¶m);
break;
}
case BTA_GATTC_CFG_MTU_EVT: {
tBTA_GATTC_CFG_MTU *cfg_mtu = &arg->cfg_mtu;
gattc_if = BTC_GATT_GET_GATT_IF(cfg_mtu->conn_id);
param.cfg_mtu.conn_id = BTC_GATT_GET_CONN_ID(cfg_mtu->conn_id);
param.cfg_mtu.status = cfg_mtu->status;
param.cfg_mtu.mtu = cfg_mtu->mtu;
btc_gattc_cb_to_app(ESP_GATTC_CFG_MTU_EVT, gattc_if, ¶m);
break;
}
case BTA_GATTC_ACL_EVT: {
/* Currently, this event will never happen */
break;
}
case BTA_GATTC_CANCEL_OPEN_EVT: {
/* Currently, this event will never happen */
break;
}
case BTA_GATTC_CONGEST_EVT: {
tBTA_GATTC_CONGEST *congest = &arg->congest;
gattc_if = BTC_GATT_GET_GATT_IF(congest->conn_id);
param.congest.conn_id = BTC_GATT_GET_CONN_ID(congest->conn_id);
param.congest.congested = (congest->congested == TRUE) ? true : false;
btc_gattc_cb_to_app(ESP_GATTC_CONGEST_EVT, gattc_if, ¶m);
break;
}
case BTA_GATTC_SRVC_CHG_EVT: {
tBTA_GATTC_SERVICE_CHANGE *srvc_change = &arg->srvc_chg;
gattc_if = BTC_GATT_GET_GATT_IF(srvc_change->conn_id);
memcpy(param.srvc_chg.remote_bda, srvc_change->remote_bda, sizeof(esp_bd_addr_t));
btc_gattc_cb_to_app(ESP_GATTC_SRVC_CHG_EVT, gattc_if, ¶m);
break;
}
case BTA_GATTC_QUEUE_FULL_EVT: {
tBTA_GATTC_QUEUE_FULL *queue_full = &arg->queue_full;
gattc_if = BTC_GATT_GET_GATT_IF(queue_full->conn_id);
param.queue_full.conn_id = BTC_GATT_GET_CONN_ID(queue_full->conn_id);
param.queue_full.status = arg->status;
param.queue_full.is_full = queue_full->is_full;
btc_gattc_cb_to_app(ESP_GATTC_QUEUE_FULL_EVT, gattc_if, ¶m);
break;
}
case BTA_GATTC_ASSOC_EVT: {
gattc_if = arg->set_assoc.client_if;
param.set_assoc_cmp.status = arg->set_assoc.status;
btc_gattc_cb_to_app(ESP_GATTC_SET_ASSOC_EVT, gattc_if, ¶m);
break;
}
case BTA_GATTC_GET_ADDR_LIST_EVT: {
gattc_if = arg->get_addr_list.client_if;
param.get_addr_list.status = arg->get_addr_list.status;
param.get_addr_list.num_addr = arg->get_addr_list.num_addr;
param.get_addr_list.addr_list = arg->get_addr_list.bda_list;
btc_gattc_cb_to_app(ESP_GATTC_GET_ADDR_LIST_EVT, gattc_if, ¶m);
break;
}
case BTA_GATTC_DIS_SRVC_CMPL_EVT:
gattc_if = BTC_GATT_GET_GATT_IF(arg->dis_cmpl.conn_id);
param.dis_srvc_cmpl.status = arg->dis_cmpl.status;
param.dis_srvc_cmpl.conn_id = BTC_GATT_GET_CONN_ID(arg->dis_cmpl.conn_id);
btc_gattc_cb_to_app(ESP_GATTC_DIS_SRVC_CMPL_EVT, gattc_if, ¶m);
break;
default:
BTC_TRACE_DEBUG("%s: Unhandled event (%d)!", __FUNCTION__, msg->act);
break;
}
// free the deep-copied data
btc_gattc_free_req_data(msg);
}