xref: /freebsd/lib/libusbhid/descr_compat.c (revision 031beb4e239bfce798af17f5fe8dba8bcaf13d99)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause
3  *
4  * Copyright (c) 1999 Lennart Augustsson <augustss@netbsd.org>
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26  * SUCH DAMAGE.
27  */
28 
29 /*
30  * This file contains fallback-compatibility code for the old FreeBSD
31  * USB stack.
32  */
33 #ifdef HID_COMPAT7
34 
35 #include <sys/cdefs.h>
36 #include <sys/types.h>
37 
38 #include <assert.h>
39 #include <errno.h>
40 #include <stdlib.h>
41 #include <string.h>
42 #include <unistd.h>
43 #include <sys/time.h>
44 #include <sys/ioctl.h>
45 
46 #include <dev/usb/usb.h>
47 
48 #include "usbhid.h"
49 #include "usbvar.h"
50 
51 int
52 hid_set_immed_compat7(int fd, int enable)
53 {
54 	return (ioctl(fd, USB_SET_IMMED, &enable));
55 }
56 
57 int
58 hid_get_report_id_compat7(int fd)
59 {
60 	int temp = -1;
61 
62 	if (ioctl(fd, USB_GET_REPORT_ID, &temp) < 0)
63 		return (-1);
64 
65 	return (temp);
66 }
67 
68 report_desc_t
69 hid_get_report_desc_compat7(int fd)
70 {
71 	struct usb_ctl_report_desc rep;
72 
73 	rep.ucrd_size = 0;
74 	if (ioctl(fd, USB_GET_REPORT_DESC, &rep) < 0)
75 		return (NULL);
76 
77 	return (hid_use_report_desc(rep.ucrd_data, (unsigned int)rep.ucrd_size));
78 }
79 #endif	/* HID_COMPAT7 */
80