usb_template.h

Go to the documentation of this file.

/* $FreeBSD$ */
/*-
 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
 *
 * Copyright (c) 2007 Hans Petter Selasky <hselasky@FreeBSD.org>
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. 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.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``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 OR CONTRIBUTORS 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.
 */
 
/* USB templates are used to build up real USB descriptors */
 
#ifndef _USB_TEMPLATE_H_
#define _USB_TEMPLATE_H_
 
#ifndef USB_TEMPLATE_VENDOR
/*
 * https://github.com/obdev/v-usb/blob/master/usbdrv/USB-IDs-for-free.txt
 */
#define USB_TEMPLATE_VENDOR             0x16c0
#define USB_TEMPLATE_MANUFACTURER       \
        "The FreeBSD Project (https://www.FreeBSD.org)"
#endif
 
typedef const void *(usb_temp_get_string_desc_t)(uint16_t lang_id, uint8_t string_index);
typedef const void *(usb_temp_get_vendor_desc_t)(const struct usb_device_request *req, uint16_t *plen);
 
struct usb_temp_packet_size {
        uint16_t mps[USB_SPEED_MAX];
};
 
struct usb_temp_interval {
        uint8_t bInterval[USB_SPEED_MAX];
};
 
struct usb_temp_endpoint_desc {
        const void **ppRawDesc;
        const struct usb_temp_packet_size *pPacketSize;
        const struct usb_temp_interval *pIntervals;
        /*
         * If (bEndpointAddress & UE_ADDR) is non-zero the endpoint number
         * is pre-selected for this endpoint descriptor. Else an endpoint
         * number is automatically chosen.
         */
        uint8_t bEndpointAddress;       /* UE_DIR_IN or UE_DIR_OUT */
        uint8_t bmAttributes;
};
 
struct usb_temp_interface_desc {
        const void **ppRawDesc;
        const struct usb_temp_endpoint_desc **ppEndpoints;
        uint8_t bInterfaceClass;
        uint8_t bInterfaceSubClass;
        uint8_t bInterfaceProtocol;
        uint8_t iInterface;
        uint8_t isAltInterface;
};
 
struct usb_temp_config_desc {
        const struct usb_temp_interface_desc **ppIfaceDesc;
        uint8_t bmAttributes;
        uint8_t bMaxPower;
        uint8_t iConfiguration;
};
 
struct usb_temp_device_desc {
        usb_temp_get_string_desc_t *getStringDesc;
        usb_temp_get_vendor_desc_t *getVendorDesc;
        const struct usb_temp_config_desc **ppConfigDesc;
        uint16_t idVendor;
        uint16_t idProduct;
        uint16_t bcdDevice;
        uint8_t bDeviceClass;
        uint8_t bDeviceSubClass;
        uint8_t bDeviceProtocol;
        uint8_t iManufacturer;
        uint8_t iProduct;
        uint8_t iSerialNumber;
};
 
struct usb_temp_data {
        const struct usb_temp_device_desc *tdd;
        struct usb_device_descriptor udd;       /* device descriptor */
        struct usb_device_qualifier udq;        /* device qualifier */
};
 
/* prototypes */
 
extern struct usb_temp_device_desc usb_template_audio;
extern struct usb_temp_device_desc usb_template_cdce;
extern struct usb_temp_device_desc usb_template_kbd;
extern struct usb_temp_device_desc usb_template_modem;
extern struct usb_temp_device_desc usb_template_mouse;
extern struct usb_temp_device_desc usb_template_msc;
extern struct usb_temp_device_desc usb_template_mtp;
extern struct usb_temp_device_desc usb_template_phone;
extern struct usb_temp_device_desc usb_template_serialnet;
extern struct usb_temp_device_desc usb_template_midi;
extern struct usb_temp_device_desc usb_template_multi;
extern struct usb_temp_device_desc usb_template_cdceem;
 
void            usb_decode_str_desc(struct usb_string_descriptor *sd,
                    char *buf, size_t buflen);
usb_error_t     usb_temp_setup(struct usb_device *,
                    const struct usb_temp_device_desc *);
void            usb_temp_unsetup(struct usb_device *);
int             usb_temp_sysctl(SYSCTL_HANDLER_ARGS);
 
SYSCTL_DECL(_hw_usb_templates);
 
#endif                                  /* _USB_TEMPLATE_H_ */