1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
|
/*-
* Copyright (c) 2002 Scott Long
* 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.
*/
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
/*
* Linux ioctl handler for the aac device driver
*/
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/conf.h>
#include <sys/kernel.h>
#include <sys/module.h>
#include <sys/file.h>
#include <sys/proc.h>
#ifdef __amd64__
#include <machine/../linux32/linux.h>
#include <machine/../linux32/linux32_proto.h>
#else
#include <machine/../linux/linux.h>
#include <machine/../linux/linux_proto.h>
#endif
#include <compat/linux/linux_ioctl.h>
/* There are multiple ioctl number ranges that need to be handled */
#define AAC_LINUX_IOCTL_MIN 0x0000
#define AAC_LINUX_IOCTL_MAX 0x21ff
static linux_ioctl_function_t aac_linux_ioctl;
static struct linux_ioctl_handler aac_linux_handler = {aac_linux_ioctl,
AAC_LINUX_IOCTL_MIN,
AAC_LINUX_IOCTL_MAX};
SYSINIT (aac_linux_register, SI_SUB_KLD, SI_ORDER_MIDDLE,
linux_ioctl_register_handler, &aac_linux_handler);
SYSUNINIT(aac_linux_unregister, SI_SUB_KLD, SI_ORDER_MIDDLE,
linux_ioctl_unregister_handler, &aac_linux_handler);
static int
aac_linux_modevent(module_t mod, int type, void *data)
{
/* Do we care about any specific load/unload actions? */
return (0);
}
DEV_MODULE(aac_linux, aac_linux_modevent, NULL);
MODULE_DEPEND(aac_linux, linux, 1, 1, 1);
static int
aac_linux_ioctl(struct thread *td, struct linux_ioctl_args *args)
{
struct file *fp;
u_long cmd;
int error;
if ((error = fget(td, args->fd, &fp)) != 0)
return (error);
cmd = args->cmd;
/*
* Pass the ioctl off to our standard handler.
*/
error = (fo_ioctl(fp, cmd, (caddr_t)args->arg, td->td_ucred, td));
fdrop(fp, td);
return (error);
}
|
