descriptor.h

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/*
 * Copyright (c) 2010 Vojtech Horky
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * - Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 * - Redistributions in binary form must reproduce the above copyright
 *   notice, this list of conditions and the following disclaimer in the
 *   documentation and/or other materials provided with the distribution.
 * - The name of the author may not be used to endorse or promote products
 *   derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef LIBUSB_DESCRIPTOR_H_
#define LIBUSB_DESCRIPTOR_H_

#include <async.h>

typedef enum {
        USB_DESCTYPE_DEVICE = 1,
        USB_DESCTYPE_CONFIGURATION = 2,
        USB_DESCTYPE_STRING = 3,
        USB_DESCTYPE_INTERFACE = 4,
        USB_DESCTYPE_ENDPOINT = 5,
        USB_DESCTYPE_HID = 0x21,
        USB_DESCTYPE_HID_REPORT = 0x22,
        USB_DESCTYPE_HID_PHYSICAL = 0x23,
        USB_DESCTYPE_HUB = 0x29,
        /* USB_DESCTYPE_ = */
} usb_descriptor_type_t;

typedef struct {
        uint8_t length;
        uint8_t descriptor_type;
        uint16_t usb_spec_version;
        uint8_t device_class;
        uint8_t device_subclass;
        uint8_t device_protocol;
        uint8_t max_packet_size;
        uint16_t vendor_id;
        uint16_t product_id;
        uint16_t device_version;
        uint8_t str_manufacturer;
        uint8_t str_product;
        uint8_t str_serial_number;
        uint8_t configuration_count;
} __attribute__ ((packed)) usb_standard_device_descriptor_t;

typedef struct {
        uint8_t length;
        uint8_t descriptor_type;
        uint16_t total_length;
        uint8_t interface_count;
        uint8_t configuration_number;
        uint8_t str_configuration;
        uint8_t attributes;
        uint8_t max_power;
} __attribute__ ((packed)) usb_standard_configuration_descriptor_t;

typedef struct {
        uint8_t length;
        uint8_t descriptor_type;
        uint8_t interface_number;
        uint8_t alternate_setting;
        uint8_t endpoint_count;
        uint8_t interface_class;
        uint8_t interface_subclass;
        uint8_t interface_protocol;
        uint8_t str_interface;
} __attribute__ ((packed)) usb_standard_interface_descriptor_t;

typedef struct {
        uint8_t length;
        uint8_t descriptor_type;
        uint8_t endpoint_address;
        uint8_t attributes;
        uint16_t max_packet_size;
        uint8_t poll_interval;
} __attribute__ ((packed)) usb_standard_endpoint_descriptor_t;

typedef struct {
        uint8_t type;
        uint16_t length;
} __attribute__ ((packed)) usb_standard_hid_class_descriptor_info_t;

typedef struct {
        uint8_t length;
        uint8_t descriptor_type;
        uint16_t spec_release;
        uint8_t country_code;
        uint8_t class_desc_count;
        usb_standard_hid_class_descriptor_info_t report_desc_info;
} __attribute__ ((packed)) usb_standard_hid_descriptor_t;

#endif

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