| 1 | /* $NetBSD: usb.h,v 1.5 1999/07/02 15:46:53 simonb Exp $ */
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| 2 |
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| 3 | /*
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| 4 | * Copyright (c) 1999 Lennart Augustsson <[email protected]>
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| 5 | * All rights reserved.
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| 6 | *
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| 7 | * Redistribution and use in source and binary forms, with or without
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| 8 | * modification, are permitted provided that the following conditions
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| 9 | * are met:
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| 10 | * 1. Redistributions of source code must retain the above copyright
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| 11 | * notice, this list of conditions and the following disclaimer.
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| 12 | * 2. Redistributions in binary form must reproduce the above copyright
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| 13 | * notice, this list of conditions and the following disclaimer in the
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| 14 | * documentation and/or other materials provided with the distribution.
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| 15 | *
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| 16 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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| 17 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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| 18 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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| 19 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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| 20 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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| 21 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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| 22 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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| 23 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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| 24 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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| 25 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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| 26 | * SUCH DAMAGE.
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| 27 | */
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| 28 | /* $XFree86: xc/programs/Xserver/hw/xfree86/os-support/libusb/usb.h,v 1.1.2.2 1999/12/03 10:12:43 hohndel Exp $ */
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| 29 |
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| 30 | #define _DIAGASSERT(e) assert(e)
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| 31 |
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| 32 | typedef struct report_desc *report_desc_t;
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| 33 |
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| 34 | typedef struct hid_data *hid_data_t;
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| 35 |
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| 36 | typedef enum hid_kind {
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| 37 | hid_input, hid_output, hid_feature, hid_collection, hid_endcollection
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| 38 | }hid_kind_t;
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| 39 |
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| 40 | typedef struct hid_item {
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| 41 | /* Global */
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| 42 | int _usage_page;
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| 43 | int logical_minimum;
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| 44 | int logical_maximum;
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| 45 | int physical_minimum;
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| 46 | int physical_maximum;
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| 47 | int unit_exponent;
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| 48 | int unit;
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| 49 | int report_size;
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| 50 | int report_ID;
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| 51 | int report_count;
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| 52 | /* Local */
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| 53 | unsigned int usage;
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| 54 | int usage_minimum;
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| 55 | int usage_maximum;
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| 56 | int designator_index;
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| 57 | int designator_minimum;
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| 58 | int designator_maximum;
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| 59 | int string_index;
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| 60 | int string_minimum;
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| 61 | int string_maximum;
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| 62 | int set_delimiter;
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| 63 | /* Misc */
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| 64 | int collection;
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| 65 | int collevel;
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| 66 | enum hid_kind kind;
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| 67 | unsigned int flags;
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| 68 | /* Absolute data position (bits) */
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| 69 | unsigned int pos;
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| 70 | /* */
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| 71 | struct hid_item *next;
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| 72 | } hid_item_t;
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| 73 |
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| 74 | #define HID_PAGE(u) ((u) >> 16)
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| 75 | #define HID_USAGE(u) ((u) & 0xffff)
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| 76 |
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| 77 | /* Obtaining a report descriptor, descr.c: */
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| 78 | report_desc_t hid_get_report_desc __P((int file));
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| 79 | void hid_dispose_report_desc __P((report_desc_t));
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| 80 |
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| 81 | /* Parsing of a HID report descriptor, parse.c: */
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| 82 | hid_data_t hid_start_parse __P((report_desc_t d, int kindset));
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| 83 | void hid_end_parse __P((hid_data_t s));
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| 84 | int hid_get_item __P((hid_data_t s, hid_item_t *h));
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| 85 | int hid_report_size __P((report_desc_t d, enum hid_kind k, int *idp));
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| 86 | int hid_locate __P((report_desc_t d, unsigned int usage, enum hid_kind k, hid_item_t *h));
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| 87 |
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| 88 | /* Conversion to/from usage names, usage.c: */
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| 89 | char *hid_usage_page __P((int i));
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| 90 | char *hid_usage_in_page __P((unsigned int u));
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| 91 | void hid_init __P((char *file));
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| 92 |
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| 93 | /* Extracting/insertion of data, data.c: */
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| 94 | int hid_get_data __P((void *p, hid_item_t *h));
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| 95 | void hid_set_data __P((void *p, hid_item_t *h, int data));
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