1 /* 2 * SPDX-FileCopyrightText: 2019-2022 Espressif Systems (Shanghai) CO LTD 3 * 4 * SPDX-License-Identifier: Apache-2.0 5 */ 6 7 #pragma once 8 9 #include <stdint.h> 10 #include <stdbool.h> 11 12 #ifdef __cplusplus 13 extern "C" { 14 #endif 15 16 #define USB_DESCRIPTOR_TYPE_ACM 0 17 #define USB_DESCRIPTOR_TYPE_DFU 1 18 19 void usb_set_current_descriptor(int descriptor_type); 20 21 bool usb_get_descriptor(uint16_t type_index, uint16_t lang_id, 22 int32_t *len, uint8_t **data); 23 24 #ifdef __cplusplus 25 } 26 #endif 27