usb_dfu.h

/* This file is the part of the Lightweight USB device Stack for STM32 microcontrollers
 *
 * Copyright ©2016 Dmitry Filimonchuk <dmitrystu[at]gmail[dot]com>
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *   http://www.apache.org/licenses/LICENSE-2.0
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#ifndef _USB_DFU_H_
#define _USB_DFU_H_

#if defined(__cplusplus)
    extern "C" {
#endif

#define USB_CLASS_DFU                   0xFE    
#define USB_DFU_SUBCLASS_DFU            0x01    
#define USB_DFU_PROTO_RUNTIME           0x01    
#define USB_DFU_PROTO_DFU               0x02    
#define USB_DTYPE_DFU_FUNCTIONAL        0x21    
#define USB_DFU_DETACH                  0x00    
#define USB_DFU_DNLOAD                  0x01    
#define USB_DFU_UPLOAD                  0x02    
#define USB_DFU_GETSTATUS               0x03    
#define USB_DFU_CLRSTATUS               0x04    
#define USB_DFU_GETSTATE                0x05    
#define USB_DFU_ABORT                   0x06    
#define USB_DFU_ATTR_WILL_DETACH        0x08    
#define USB_DFU_ATTR_MANIF_TOL          0x04    
#define USB_DFU_ATTR_CAN_UPLOAD         0x02    
#define USB_DFU_ATTR_CAN_DNLOAD         0x01    
#define USB_DFU_STATUS_OK               0x00    
#define USB_DFU_STATUS_ERR_TARGET       0x01    
#define USB_DFU_STATUS_ERR_FILE         0x02    
#define USB_DFU_STATUS_ERR_WRITE        0x03    
#define USB_DFU_STATUS_ERR_ERASE        0x04    
#define USB_DFU_STATUS_ERR_CHECK_ERASED 0x05    
#define USB_DFU_STATUS_ERR_PROG         0x06    
#define USB_DFU_STATUS_ERR_VERIFY       0x07    
#define USB_DFU_STATUS_ERR_ADDRESS      0x08    
#define USB_DFU_STATUS_ERR_NOTDONE      0x09    
#define USB_DFU_STATUS_ERR_FIRMWARE     0x0A    
#define USB_DFU_STATUS_ERR_VENDOR       0x0B    
#define USB_DFU_STATUS_ERR_USBR         0x0C    
#define USB_DFU_STATUS_ERR_POR          0x0D    
#define USB_DFU_STATUS_ERR_UNKNOWN      0x0E    
#define USB_DFU_STATUS_ERR_STALLEDPKT   0x0F    
#define USB_DFU_STATE_APP_IDLE          0x00    
#define USB_DFU_STATE_APP_DETACH        0x01    
#define USB_DFU_STATE_DFU_IDLE          0x02    
#define USB_DFU_STATE_DFU_DNLOADSYNC    0x03    
#define USB_DFU_STATE_DFU_DNBUSY        0x04    
#define USB_DFU_STATE_DFU_DNLOADIDLE    0x05    
#define USB_DFU_STATE_DFU_MANIFESTSYNC  0x06    
#define USB_DFU_STATE_DFU_MANIFEST      0x07    
#define USB_DFU_STATE_DFU_MANIFESTWR    0x08    
#define USB_DFU_STATE_DFU_UPLOADIDLE    0x09    
#define USB_DFU_STATE_DFU_ERROR         0x0A    
struct usb_dfu_func_desc {
    uint8_t     bLength;            
    uint8_t     bDescriptorType;    
    uint8_t     bmAttributes;       
    uint16_t    wDetachTimeout;     
    uint16_t    wTransferSize;      
    uint16_t    bcdDFUVersion;      
}__attribute__((packed));

struct usb_dfu_status {
    uint8_t     bStatus;            
    uint8_t     bPollTimeout;       
    uint16_t    wPollTimeout;       
    uint8_t     bState;             
    uint8_t     iString;            
};

#if defined(__cplusplus)
    }
#endif
#endif /* _USB_DFU_H_ */