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/* $NetBSD: usb.h,v 1.5 1999/07/02 15:46:53 simonb 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.
*/
/* $XFree86: xc/programs/Xserver/hw/xfree86/os-support/libusb/usb.h,v 1.1.2.2 1999/12/03 10:12:43 hohndel Exp $ */
#define _DIAGASSERT(e) assert(e)
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;
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)
#define HID_USAGE(u) ((u) & 0xffff)
/* Obtaining a report descriptor, descr.c: */
report_desc_t hid_get_report_desc __P((int file));
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, enum hid_kind k, int *idp));
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: */
char *hid_usage_page __P((int i));
char *hid_usage_in_page __P((unsigned int u));
void hid_init __P((char *file));
/* Extracting/insertion of data, data.c: */
int hid_get_data __P((void *p, hid_item_t *h));
void hid_set_data __P((void *p, hid_item_t *h, int data));
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