tegrakernel/kernel/kernel-4.9/include/uapi/linux/usb/f_mtp.h

62 lines
1.8 KiB
C

/*
* Gadget Function Driver for MTP
*
* Copyright (C) 2010 Google, Inc.
* Author: Mike Lockwood <lockwood@android.com>
*
* This software is licensed under the terms of the GNU General Public
* License version 2, as published by the Free Software Foundation, and
* may be copied, distributed, and modified under those terms.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
*/
#ifndef _UAPI_LINUX_USB_F_MTP_H
#define _UAPI_LINUX_USB_F_MTP_H
#include <linux/ioctl.h>
#include <linux/types.h>
struct mtp_file_range {
/* file descriptor for file to transfer */
int fd;
/* offset in file for start of transfer */
loff_t offset;
/* number of bytes to transfer */
int64_t length;
/* MTP command ID for data header,
* used only for MTP_SEND_FILE_WITH_HEADER
*/
uint16_t command;
/* MTP transaction ID for data header,
* used only for MTP_SEND_FILE_WITH_HEADER
*/
uint32_t transaction_id;
};
struct mtp_event {
/* size of the event */
size_t length;
/* event data to send */
void *data;
};
/* Sends the specified file range to the host */
#define MTP_SEND_FILE _IOW('M', 0, struct mtp_file_range)
/* Receives data from the host and writes it to a file.
* The file is created if it does not exist.
*/
#define MTP_RECEIVE_FILE _IOW('M', 1, struct mtp_file_range)
/* Sends an event to the host via the interrupt endpoint */
#define MTP_SEND_EVENT _IOW('M', 3, struct mtp_event)
/* Sends the specified file range to the host,
* with a 12 byte MTP data packet header at the beginning.
*/
#define MTP_SEND_FILE_WITH_HEADER _IOW('M', 4, struct mtp_file_range)
#endif /* _UAPI_LINUX_USB_F_MTP_H */