| 1 | /*
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| 2 | * Copyright (c) 2011 Matej Klonfar
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| 3 | * All rights reserved.
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| 4 | *
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| 5 | * Redistribution and use in source and binary forms, with or without
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| 6 | * modification, are permitted provided that the following conditions
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| 7 | * are met:
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| 8 | *
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| 9 | * - Redistributions of source code must retain the above copyright
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| 10 | * notice, this list of conditions and the following disclaimer.
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| 11 | * - Redistributions in binary form must reproduce the above copyright
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| 12 | * notice, this list of conditions and the following disclaimer in the
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| 13 | * documentation and/or other materials provided with the distribution.
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| 14 | * - The name of the author may not be used to endorse or promote products
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| 15 | * derived from this software without specific prior written permission.
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| 16 | *
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| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 27 | */
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| 28 |
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| 29 | /** @addtogroup libusbhid
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| 30 | * @{
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| 31 | */
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| 32 | /** @file
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| 33 | * USB HID report descriptor and report data parser
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| 34 | */
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| 35 | #ifndef LIBUSBHID_HIDPARSER_H_
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| 36 | #define LIBUSBHID_HIDPARSER_H_
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| 37 |
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| 38 | #include <stdint.h>
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| 39 | #include <adt/list.h>
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| 40 | #include <usb/hid/hid_report_items.h>
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| 41 | #include <usb/hid/hidpath.h>
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| 42 | #include <usb/hid/hidtypes.h>
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| 43 | #include <usb/hid/hiddescriptor.h>
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| 44 |
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| 45 |
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| 46 | /*
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| 47 | * Input report parser functions
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| 48 | */
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| 49 | int usb_hid_parse_report(const usb_hid_report_t *report, const uint8_t *data,
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| 50 | size_t size, uint8_t *report_id);
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| 51 |
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| 52 | /*
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| 53 | * Output report parser functions
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| 54 | */
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| 55 | uint8_t *usb_hid_report_output(usb_hid_report_t *report, size_t *size,
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| 56 | uint8_t report_id);
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| 57 |
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| 58 | void usb_hid_report_output_free(uint8_t *output);
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| 59 |
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| 60 | size_t usb_hid_report_size(usb_hid_report_t *report, uint8_t report_id,
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| 61 | usb_hid_report_type_t type);
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| 62 |
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| 63 | size_t usb_hid_report_byte_size(usb_hid_report_t *report, uint8_t report_id,
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| 64 | usb_hid_report_type_t type);
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| 65 |
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| 66 |
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| 67 | int usb_hid_report_output_translate(usb_hid_report_t *report,
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| 68 | uint8_t report_id, uint8_t *buffer, size_t size);
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| 69 |
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| 70 |
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| 71 | /*
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| 72 | * Report descriptor structure observing functions
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| 73 | */
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| 74 | usb_hid_report_field_t *usb_hid_report_get_sibling(usb_hid_report_t *report,
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| 75 | usb_hid_report_field_t *field, usb_hid_report_path_t *path,
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| 76 | int flags, usb_hid_report_type_t type);
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| 77 |
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| 78 | uint8_t usb_hid_get_next_report_id(usb_hid_report_t *report,
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| 79 | uint8_t report_id, usb_hid_report_type_t type);
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| 80 |
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| 81 | #endif
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| 82 | /**
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| 83 | * @}
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| 84 | */
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