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// SPDX-License-Identifier: GPL-2.0-or-later
/*
* usbhid-dump - miscellaneous declarations
*
* Copyright (C) 2010 Nikolai Kondrashov <spbnick@gmail.com>
*/
#ifndef __UHD_MISC_H__
#define __UHD_MISC_H__
#include <stdint.h>
#ifdef __cplusplus
extern "C" {
#endif
#pragma pack(1)
/** HID extra descriptor record */
typedef struct uhd_hid_descriptor_extra uhd_hid_descriptor_extra;
struct uhd_hid_descriptor_extra {
uint8_t bDescriptorType;
uint16_t wDescriptorLength;
};
/** HID class-specific descriptor */
typedef struct uhd_hid_descriptor uhd_hid_descriptor;
struct uhd_hid_descriptor {
uint8_t bLength;
uint8_t bDescriptorType;
uint16_t bcdHID;
uint8_t bCountryCode;
uint8_t bNumDescriptors;
uhd_hid_descriptor_extra extra[1];
};
#pragma pack()
/**
* Maximum descriptor size.
*
* @note 4096 here is maximum control buffer length.
*/
#define UHD_MAX_DESCRIPTOR_SIZE 4096
/** Generic USB I/O timeout, ms */
#define UHD_IO_TIMEOUT 1000
/** Wildcard bus number */
#define UHD_BUS_NUM_ANY 0
/** Wildcard device address */
#define UHD_DEV_ADDR_ANY 0
/** Wildcard vendor ID */
#define UHD_VID_ANY 0
/** Wildcard product ID */
#define UHD_PID_ANY 0
/** Wildcard interface number */
#define UHD_IFACE_NUM_ANY UINT8_MAX
#ifdef __cplusplus
} /* extern "C" */
#endif
#endif /* __UHD_MISC_H__ */
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