aboutsummaryrefslogtreecommitdiff
path: root/nx-X11/programs/Xserver/hw/xfree86/os-support/bsd/libusb/parse.c
diff options
context:
space:
mode:
Diffstat (limited to 'nx-X11/programs/Xserver/hw/xfree86/os-support/bsd/libusb/parse.c')
-rw-r--r--nx-X11/programs/Xserver/hw/xfree86/os-support/bsd/libusb/parse.c404
1 files changed, 0 insertions, 404 deletions
diff --git a/nx-X11/programs/Xserver/hw/xfree86/os-support/bsd/libusb/parse.c b/nx-X11/programs/Xserver/hw/xfree86/os-support/bsd/libusb/parse.c
deleted file mode 100644
index feff9779a..000000000
--- a/nx-X11/programs/Xserver/hw/xfree86/os-support/bsd/libusb/parse.c
+++ /dev/null
@@ -1,404 +0,0 @@
-/* $NetBSD: parse.c,v 1.7 1999/10/13 17:48:04 drochner 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/parse.c,v 1.1.2.2 1999/12/03 10:12:42 hohndel Exp $ */
-
-#ifdef HAVE_XORG_CONFIG_H
-#include <xorg-config.h>
-#endif
-
-#include <assert.h>
-#include <stdlib.h>
-#include <string.h>
-#include <sys/time.h>
-
-#include <dev/usb/usb.h>
-#include <dev/usb/usbhid.h>
-
-#include "usb.h"
-#include "usbvar.h"
-
-#define MAXUSAGE 100
-struct hid_data {
- u_char *start;
- u_char *end;
- u_char *p;
- hid_item_t cur;
- unsigned int usages[MAXUSAGE];
- int nusage;
- int minset;
- int multi;
- int multimax;
- int kindset;
-};
-
-static int min(int x, int y) { return x < y ? x : y; }
-
-static void
-hid_clear_local(hid_item_t *c)
-{
-
- _DIAGASSERT(c != NULL);
-
- c->usage = 0;
- c->usage_minimum = 0;
- c->usage_maximum = 0;
- c->designator_index = 0;
- c->designator_minimum = 0;
- c->designator_maximum = 0;
- c->string_index = 0;
- c->string_minimum = 0;
- c->string_maximum = 0;
- c->set_delimiter = 0;
-}
-
-hid_data_t
-hid_start_parse(report_desc_t d, int kindset)
-{
- struct hid_data *s;
-
- _DIAGASSERT(d != NULL);
-
- s = malloc(sizeof *s);
- memset(s, 0, sizeof *s);
- s->start = s->p = d->data;
- s->end = d->data + d->size;
- s->kindset = kindset;
- return (s);
-}
-
-void
-hid_end_parse(hid_data_t s)
-{
-
- _DIAGASSERT(s != NULL);
-
- while (s->cur.next) {
- hid_item_t *hi = s->cur.next->next;
- free(s->cur.next);
- s->cur.next = hi;
- }
- free(s);
-}
-
-int
-hid_get_item(hid_data_t s, hid_item_t *h)
-{
- hid_item_t *c;
- unsigned int bTag = 0, bType = 0, bSize;
- unsigned char *data;
- int dval;
- unsigned char *p;
- hid_item_t *hi;
- int i;
-
- _DIAGASSERT(s != NULL);
- _DIAGASSERT(h != NULL);
-
- c = &s->cur;
-
- top:
- if (s->multimax) {
- if (s->multi < s->multimax) {
- c->usage = s->usages[min(s->multi, s->nusage-1)];
- s->multi++;
- *h = *c;
- c->pos += c->report_size;
- h->next = 0;
- return (1);
- } else {
- c->report_count = s->multimax;
- s->multimax = 0;
- s->nusage = 0;
- hid_clear_local(c);
- }
- }
- for (;;) {
- p = s->p;
- if (p >= s->end)
- return (0);
-
- bSize = *p++;
- if (bSize == 0xfe) {
- /* long item */
- bSize = *p++;
- bSize |= *p++ << 8;
- bTag = *p++;
- data = p;
- p += bSize;
- } else {
- /* short item */
- bTag = bSize >> 4;
- bType = (bSize >> 2) & 3;
- bSize &= 3;
- if (bSize == 3) bSize = 4;
- data = p;
- p += bSize;
- }
- s->p = p;
- /*
- * The spec is unclear if the data is signed or unsigned.
- */
- switch(bSize) {
- case 0:
- dval = 0;
- break;
- case 1:
- dval = (int8_t)*data++;
- break;
- case 2:
- dval = *data++;
- dval |= *data++ << 8;
- dval = (int16_t)dval;
- break;
- case 4:
- dval = *data++;
- dval |= *data++ << 8;
- dval |= *data++ << 16;
- dval |= *data++ << 24;
- break;
- default:
- return (-1);
- }
-
- switch (bType) {
- case 0: /* Main */
- switch (bTag) {
- case 8: /* Input */
- if (!(s->kindset & (1 << hid_input)))
- continue;
- c->kind = hid_input;
- c->flags = dval;
- ret:
- if (c->flags & HIO_VARIABLE) {
- s->multimax = c->report_count;
- s->multi = 0;
- c->report_count = 1;
- if (s->minset) {
- for (i = c->usage_minimum;
- i <= c->usage_maximum;
- i++) {
- s->usages[s->nusage] = i;
- if (s->nusage < MAXUSAGE-1)
- s->nusage++;
- }
- s->minset = 0;
- }
- goto top;
- } else {
- if (s->minset)
- c->usage = c->usage_minimum;
- *h = *c;
- h->next = 0;
- c->pos += c->report_size * c->report_count;
- hid_clear_local(c);
- s->minset = 0;
- return (1);
- }
- case 9: /* Output */
- if (!(s->kindset & (1 << hid_output)))
- continue;
- c->kind = hid_output;
- c->flags = dval;
- goto ret;
- case 10: /* Collection */
- c->kind = hid_collection;
- c->collection = dval;
- c->collevel++;
- *h = *c;
- hid_clear_local(c);
- s->nusage = 0;
- return (1);
- case 11: /* Feature */
- if (!(s->kindset & (1 << hid_feature)))
- continue;
- c->kind = hid_feature;
- c->flags = dval;
- goto ret;
- case 12: /* End collection */
- c->kind = hid_endcollection;
- c->collevel--;
- *h = *c;
- hid_clear_local(c);
- s->nusage = 0;
- return (1);
- default:
- return (-2);
- }
-
- case 1: /* Global */
- switch (bTag) {
- case 0:
- c->_usage_page = dval << 16;
- break;
- case 1:
- c->logical_minimum = dval;
- break;
- case 2:
- c->logical_maximum = dval;
- break;
- case 3:
- c->physical_maximum = dval;
- break;
- case 4:
- c->physical_maximum = dval;
- break;
- case 5:
- c->unit_exponent = dval;
- break;
- case 6:
- c->unit = dval;
- break;
- case 7:
- c->report_size = dval;
- break;
- case 8:
- c->report_ID = dval;
- break;
- case 9:
- c->report_count = dval;
- break;
- case 10: /* Push */
- hi = malloc(sizeof *hi);
- *hi = s->cur;
- c->next = hi;
- break;
- case 11: /* Pop */
- hi = c->next;
- s->cur = *hi;
- free(hi);
- break;
- default:
- return (-3);
- }
- break;
- case 2: /* Local */
- switch (bTag) {
- case 0:
- if (bSize == 1)
- dval = c->_usage_page | (dval&0xff);
- else if (bSize == 2)
- dval = c->_usage_page | (dval&0xffff);
- c->usage = dval;
- if (s->nusage < MAXUSAGE)
- s->usages[s->nusage++] = dval;
- /* else XXX */
- break;
- case 1:
- s->minset = 1;
- if (bSize == 1)
- dval = c->_usage_page | (dval&0xff);
- else if (bSize == 2)
- dval = c->_usage_page | (dval&0xffff);
- c->usage_minimum = dval;
- break;
- case 2:
- if (bSize == 1)
- dval = c->_usage_page | (dval&0xff);
- else if (bSize == 2)
- dval = c->_usage_page | (dval&0xffff);
- c->usage_maximum = dval;
- break;
- case 3:
- c->designator_index = dval;
- break;
- case 4:
- c->designator_minimum = dval;
- break;
- case 5:
- c->designator_maximum = dval;
- break;
- case 7:
- c->string_index = dval;
- break;
- case 8:
- c->string_minimum = dval;
- break;
- case 9:
- c->string_maximum = dval;
- break;
- case 10:
- c->set_delimiter = dval;
- break;
- default:
- return (-4);
- }
- break;
- default:
- return (-5);
- }
- }
-}
-
-int
-hid_report_size(report_desc_t r, enum hid_kind k, int *idp)
-{
- struct hid_data *d;
- hid_item_t h;
- int size, id;
-
- _DIAGASSERT(r != NULL);
- /* idp may be NULL */
-
- id = 0;
- if (idp)
- *idp = 0;
- memset(&h, 0, sizeof h);
- for (d = hid_start_parse(r, 1<<k); hid_get_item(d, &h); ) {
- if (h.report_ID != 0) {
- if (idp)
- *idp = h.report_ID;
- id = 8;
- }
- }
- hid_end_parse(d);
- size = h.pos + id;
- return ((size + 7) / 8);
-}
-
-int
-hid_locate(desc, u, k, h)
- report_desc_t desc;
- unsigned int u;
- enum hid_kind k;
- hid_item_t *h;
-{
- hid_data_t d;
-
- _DIAGASSERT(desc != NULL);
- _DIAGASSERT(h != NULL);
-
- for (d = hid_start_parse(desc, 1<<k); hid_get_item(d, h); ) {
- if (h->kind == k && !(h->flags & HIO_CONST) && h->usage == u) {
- hid_end_parse(d);
- return (1);
- }
- }
- hid_end_parse(d);
- h->report_size = 0;
- return (0);
-}
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-02 10:51:50 +0000