b425e31947
K&R -> ANSI Bugfix: 'Keep the bit position even when the report descriptor says POP.' Add hid_use_report_desc, hid_parse_usage_page, hid_parse_usage_in_page. Changed iface for hid_report_size.
98 lines
3.3 KiB
C
98 lines
3.3 KiB
C
/* $NetBSD: usb.h,v 1.8 2000/08/13 22:22:02 augustss Exp $ */
|
|
|
|
/*
|
|
* Copyright (c) 1999 Lennart Augustsson <augustss@netbsd.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.
|
|
*
|
|
* $FreeBSD$
|
|
*
|
|
*/
|
|
|
|
typedef struct report_desc *report_desc_t;
|
|
|
|
typedef struct hid_data *hid_data_t;
|
|
|
|
typedef enum hid_kind {
|
|
hid_input, hid_output, hid_feature, hid_collection, hid_endcollection
|
|
} hid_kind_t;
|
|
|
|
typedef struct hid_item {
|
|
/* Global */
|
|
int _usage_page;
|
|
int logical_minimum;
|
|
int logical_maximum;
|
|
int physical_minimum;
|
|
int physical_maximum;
|
|
int unit_exponent;
|
|
int unit;
|
|
int report_size;
|
|
int report_ID;
|
|
#define NO_REPORT_ID 0
|
|
int report_count;
|
|
/* Local */
|
|
unsigned int usage;
|
|
int usage_minimum;
|
|
int usage_maximum;
|
|
int designator_index;
|
|
int designator_minimum;
|
|
int designator_maximum;
|
|
int string_index;
|
|
int string_minimum;
|
|
int string_maximum;
|
|
int set_delimiter;
|
|
/* Misc */
|
|
int collection;
|
|
int collevel;
|
|
enum hid_kind kind;
|
|
unsigned int flags;
|
|
/* Absolute data position (bits) */
|
|
unsigned int pos;
|
|
/* */
|
|
struct hid_item *next;
|
|
} hid_item_t;
|
|
|
|
#define HID_PAGE(u) (((u) >> 16) & 0xffff)
|
|
#define HID_USAGE(u) ((u) & 0xffff)
|
|
|
|
/* Obtaining a report descriptor, descr.c: */
|
|
report_desc_t hid_get_report_desc __P((int file));
|
|
report_desc_t hid_use_report_desc __P((unsigned char *data, unsigned int size));
|
|
void hid_dispose_report_desc __P((report_desc_t));
|
|
|
|
/* Parsing of a HID report descriptor, parse.c: */
|
|
hid_data_t hid_start_parse __P((report_desc_t d, int kindset));
|
|
void hid_end_parse __P((hid_data_t s));
|
|
int hid_get_item __P((hid_data_t s, hid_item_t *h));
|
|
int hid_report_size __P((report_desc_t d, unsigned int id, enum hid_kind k));
|
|
int hid_locate __P((report_desc_t d, unsigned int usage, enum hid_kind k, hid_item_t *h));
|
|
|
|
/* Conversion to/from usage names, usage.c: */
|
|
const char *hid_usage_page __P((int i));
|
|
const char *hid_usage_in_page __P((unsigned int u));
|
|
void hid_init __P((const char *file));
|
|
|
|
/* Extracting/insertion of data, data.c: */
|
|
int hid_get_data __P((const void *p, const hid_item_t *h));
|
|
void hid_set_data __P((void *p, const hid_item_t *h, int data));
|