diff --git a/components/bt/bluedroid/stack/gatt/gatt_db.c b/components/bt/bluedroid/stack/gatt/gatt_db.c index 8518ea827a..91a46c6a62 100644 --- a/components/bt/bluedroid/stack/gatt/gatt_db.c +++ b/components/bt/bluedroid/stack/gatt/gatt_db.c @@ -336,6 +336,8 @@ tGATT_STATUS gatts_db_read_attr_value_by_type (tGATT_TCB *p_tcb, #if (defined(BLE_DELAY_REQUEST_ENC) && (BLE_DELAY_REQUEST_ENC == TRUE)) UINT8 flag; #endif + BOOLEAN need_rsp; + BOOLEAN have_send_request = false; if (p_db && p_db->p_attr_list) { p_attr = (tGATT_ATTR16 *)p_db->p_attr_list; @@ -361,14 +363,27 @@ tGATT_STATUS gatts_db_read_attr_value_by_type (tGATT_TCB *p_tcb, UINT16_TO_STREAM (p, p_attr->handle); status = read_attr_value ((void *)p_attr, 0, &p, FALSE, (UINT16)(*p_len - 2), &len, sec_flag, key_size); + if (status == GATT_PENDING) { - if (status == GATT_PENDING || status == GATT_STACK_RSP) { - BOOLEAN need_rsp = (status != GATT_STACK_RSP); + + need_rsp = TRUE; status = gatts_send_app_read_request(p_tcb, op_code, p_attr->handle, 0, trans_id, need_rsp); /* one callback at a time */ break; - } else if (status == GATT_SUCCESS) { + } else if (status == GATT_SUCCESS || status == GATT_STACK_RSP) { + if (status == GATT_STACK_RSP){ + need_rsp = FALSE; + status = gatts_send_app_read_request(p_tcb, op_code, p_attr->handle, 0, trans_id, need_rsp); + if(status == GATT_BUSY) + break; + + if (!have_send_request){ + have_send_request = true; + trans_id = p_tcb->sr_cmd.trans_id; + } + } + if (p_rsp->offset == 0) { p_rsp->offset = len + 2; }