diff options
Diffstat (limited to 'xorg-server/hw/xfree86/os-support/bsd/libusb/data.c')
| -rw-r--r-- | xorg-server/hw/xfree86/os-support/bsd/libusb/data.c | 92 |
1 files changed, 0 insertions, 92 deletions
diff --git a/xorg-server/hw/xfree86/os-support/bsd/libusb/data.c b/xorg-server/hw/xfree86/os-support/bsd/libusb/data.c deleted file mode 100644 index 292e5d885..000000000 --- a/xorg-server/hw/xfree86/os-support/bsd/libusb/data.c +++ /dev/null @@ -1,92 +0,0 @@ -/* - * 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. - */ - -#ifdef HAVE_XORG_CONFIG_H -#include <xorg-config.h> -#endif - -#include <assert.h> -#include <stdlib.h> -#include "usb.h" - -int -hid_get_data(void *p, hid_item_t *h) -{ - unsigned char *buf; - unsigned int hpos; - unsigned int hsize; - int data; - int i, end, offs; - - _DIAGASSERT(p != NULL); - _DIAGASSERT(h != NULL); - - buf = p; - hpos = h->pos; /* bit position of data */ - hsize = h->report_size; /* bit length of data */ - - if (hsize == 0) - return (0); - offs = hpos / 8; - end = (hpos + hsize) / 8 - offs; - data = 0; - for (i = 0; i <= end; i++) - data |= buf[offs + i] << (i*8); - data >>= hpos % 8; - data &= (1 << hsize) - 1; - if (h->logical_minimum < 0) { - /* Need to sign extend */ - hsize = sizeof data * 8 - hsize; - data = (data << hsize) >> hsize; - } - return (data); -} - -void -hid_set_data(void *p, hid_item_t *h, int data) -{ - unsigned char *buf; - unsigned int hpos; - unsigned int hsize; - int i, end, offs; - - _DIAGASSERT(p != NULL); - _DIAGASSERT(h != NULL); - - buf = p; - hpos = h->pos; /* bit position of data */ - hsize = h->report_size; /* bit length of data */ - - if (hsize != 32) - data &= (1 << hsize) - 1; - data <<= (hpos % 8); - - offs = hpos / 8; - end = (hpos + hsize) / 8 - offs; - data = 0; - for (i = 0; i <= end; i++) - buf[offs + i] |= (data >> (i*8)) & 0xff; -} |