The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/dev/usb/usbdi_util.h

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    1 /*-
    2  * Copyright (c) 2009 Andrew Thompson
    3  *
    4  * Redistribution and use in source and binary forms, with or without
    5  * modification, are permitted provided that the following conditions
    6  * are met:
    7  * 1. Redistributions of source code must retain the above copyright
    8  *    notice, this list of conditions and the following disclaimer.
    9  * 2. Redistributions in binary form must reproduce the above copyright
   10  *    notice, this list of conditions and the following disclaimer in the
   11  *    documentation and/or other materials provided with the distribution.
   12  *
   13  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
   14  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
   15  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
   16  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
   17  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
   18  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
   19  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
   20  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   21  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
   22  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   23  *
   24  * $FreeBSD: releng/8.3/sys/dev/usb/usbdi_util.h 215944 2010-11-27 19:35:12Z thompsa $
   25  */
   26 #ifndef _USB_USBDI_UTIL_H_
   27 #define _USB_USBDI_UTIL_H_
   28 
   29 struct cv;
   30 
   31 /* structures */
   32 
   33 struct usb_idesc_parse_state {
   34         struct usb_descriptor *desc;
   35         uint8_t iface_index;            /* current interface index */
   36         uint8_t iface_no_last;
   37         uint8_t iface_index_alt;        /* current alternate setting */
   38 };
   39 
   40 /* prototypes */
   41 
   42 usb_error_t usbd_do_request_proc(struct usb_device *udev, struct usb_process *pproc,
   43                     struct usb_device_request *req, void *data, uint16_t flags,
   44                     uint16_t *actlen, usb_timeout_t timeout);
   45 
   46 struct usb_descriptor *usb_desc_foreach(struct usb_config_descriptor *cd,
   47             struct usb_descriptor *desc);
   48 struct usb_interface_descriptor *usb_idesc_foreach(
   49             struct usb_config_descriptor *cd,
   50             struct usb_idesc_parse_state *ps);
   51 struct usb_endpoint_descriptor *usb_edesc_foreach(
   52             struct usb_config_descriptor *cd,
   53             struct usb_endpoint_descriptor *ped);
   54 struct usb_endpoint_ss_comp_descriptor *usb_ed_comp_foreach(
   55             struct usb_config_descriptor *cd,
   56             struct usb_endpoint_ss_comp_descriptor *ped);
   57 uint8_t usbd_get_no_descriptors(struct usb_config_descriptor *cd,
   58             uint8_t type);
   59 uint8_t usbd_get_no_alts(struct usb_config_descriptor *cd,
   60             struct usb_interface_descriptor *id);
   61 
   62 usb_error_t usbd_req_get_report(struct usb_device *udev, struct mtx *mtx,
   63                     void *data, uint16_t len, uint8_t iface_index, uint8_t type,
   64                     uint8_t id);
   65 usb_error_t usbd_req_get_report_descriptor(struct usb_device *udev,
   66                     struct mtx *mtx, void *d, uint16_t size,
   67                     uint8_t iface_index);
   68 usb_error_t usbd_req_get_string_any(struct usb_device *udev, struct mtx *mtx,
   69                     char *buf, uint16_t len, uint8_t string_index);
   70 usb_error_t usbd_req_get_string_desc(struct usb_device *udev, struct mtx *mtx,
   71                     void *sdesc, uint16_t max_len, uint16_t lang_id,
   72                     uint8_t string_index);
   73 usb_error_t usbd_req_set_config(struct usb_device *udev, struct mtx *mtx,
   74                     uint8_t conf);
   75 usb_error_t usbd_req_set_alt_interface_no(struct usb_device *udev,
   76                     struct mtx *mtx, uint8_t iface_index, uint8_t alt_no);
   77 usb_error_t usbd_req_set_idle(struct usb_device *udev, struct mtx *mtx,
   78                     uint8_t iface_index, uint8_t duration, uint8_t id);
   79 usb_error_t usbd_req_set_protocol(struct usb_device *udev, struct mtx *mtx,
   80                     uint8_t iface_index, uint16_t report);
   81 usb_error_t usbd_req_set_report(struct usb_device *udev, struct mtx *mtx,
   82                     void *data, uint16_t len, uint8_t iface_index,
   83                     uint8_t type, uint8_t id);
   84 
   85 /* The following functions will not return NULL strings. */
   86 
   87 const char *usb_get_manufacturer(struct usb_device *);
   88 const char *usb_get_product(struct usb_device *);
   89 const char *usb_get_serial(struct usb_device *);
   90 
   91 #endif /* _USB_USBDI_UTIL_H_ */

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