hiddescriptor.h

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00001 /*
00002  * Copyright (c) 2011 Matej Klonfar
00003  * All rights reserved.
00004  *
00005  * Redistribution and use in source and binary forms, with or without
00006  * modification, are permitted provided that the following conditions
00007  * are met:
00008  *
00009  * - Redistributions of source code must retain the above copyright
00010  *   notice, this list of conditions and the following disclaimer.
00011  * - Redistributions in binary form must reproduce the above copyright
00012  *   notice, this list of conditions and the following disclaimer in the
00013  *   documentation and/or other materials provided with the distribution.
00014  * - The name of the author may not be used to endorse or promote products
00015  *   derived from this software without specific prior written permission.
00016  *
00017  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
00018  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
00019  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
00020  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
00021  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
00022  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
00023  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
00024  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
00025  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
00026  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
00027  */
00028 
00035 #ifndef LIBUSB_HIDDESCRIPTOR_H_
00036 #define LIBUSB_HIDDESCRIPTOR_H_
00037 
00038 #include <stdint.h>
00039 #include <adt/list.h>
00040 #include <usb/hid/hid_report_items.h>
00041 #include <usb/hid/hidpath.h>
00042 #include <usb/hid/hidtypes.h>
00043 
00044 int usb_hid_parse_report_descriptor(usb_hid_report_t *report, 
00045                 const uint8_t *data, size_t size);
00046 
00047 void usb_hid_free_report(usb_hid_report_t *report);
00048 
00049 void usb_hid_descriptor_print(usb_hid_report_t *report);
00050 
00051 int usb_hid_report_init(usb_hid_report_t *report);
00052 
00053 int usb_hid_report_append_fields(usb_hid_report_t *report,
00054                 usb_hid_report_item_t *report_item);
00055 
00056 usb_hid_report_description_t * usb_hid_report_find_description(
00057                 const usb_hid_report_t *report, uint8_t report_id,
00058                 usb_hid_report_type_t type);
00059 
00060 int usb_hid_report_parse_tag(uint8_t tag, uint8_t class, const uint8_t *data,
00061                 size_t item_size, usb_hid_report_item_t *report_item,
00062                 usb_hid_report_path_t *usage_path);
00063 
00064 int usb_hid_report_parse_main_tag(uint8_t tag, const uint8_t *data, 
00065                 size_t item_size, usb_hid_report_item_t *report_item,
00066                 usb_hid_report_path_t *usage_path);
00067 
00068 int usb_hid_report_parse_global_tag(uint8_t tag, const uint8_t *data, 
00069                 size_t item_size, usb_hid_report_item_t *report_item,
00070                 usb_hid_report_path_t *usage_path);
00071 
00072 int usb_hid_report_parse_local_tag(uint8_t tag, const uint8_t *data, 
00073                 size_t item_size, usb_hid_report_item_t *report_item,
00074                 usb_hid_report_path_t *usage_path);
00075 
00076 void usb_hid_descriptor_print_list(link_t *head);
00077 
00078 void usb_hid_report_reset_local_items(usb_hid_report_item_t *report_item);
00079 
00080 void usb_hid_free_report_list(link_t *head);
00081 
00082 usb_hid_report_item_t *usb_hid_report_item_clone(
00083                 const usb_hid_report_item_t *item);
00084 
00085 uint32_t usb_hid_report_tag_data_uint32(const uint8_t *data, size_t size);
00086 
00087 usb_hid_report_path_t *usb_hid_report_path_try_insert(usb_hid_report_t*report,
00088                 usb_hid_report_path_t *cmp_path);
00089 
00090 
00091 #endif
00092 

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