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linux_sysctl.c (116173) linux_sysctl.c (133816)
1/*-
2 * Copyright (c) 2001 Marcel Moolenaar
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright

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22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
29#include <sys/cdefs.h>
1/*-
2 * Copyright (c) 2001 Marcel Moolenaar
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright

--- 13 unchanged lines hidden (view full) ---

22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
29#include <sys/cdefs.h>
30__FBSDID("$FreeBSD: head/sys/compat/linux/linux_sysctl.c 116173 2003-06-10 21:29:12Z obrien $");
30__FBSDID("$FreeBSD: head/sys/compat/linux/linux_sysctl.c 133816 2004-08-16 07:28:16Z tjr $");
31
32#include <sys/param.h>
33#include <sys/lock.h>
34#include <sys/malloc.h>
35#include <sys/mutex.h>
36#include <sys/proc.h>
37#include <sys/sysctl.h>
38#include <sys/systm.h>
39#include <sys/sbuf.h>
40
31
32#include <sys/param.h>
33#include <sys/lock.h>
34#include <sys/malloc.h>
35#include <sys/mutex.h>
36#include <sys/proc.h>
37#include <sys/sysctl.h>
38#include <sys/systm.h>
39#include <sys/sbuf.h>
40
41#include "opt_compat.h"
42
43#if !COMPAT_LINUX32
41#include <machine/../linux/linux.h>
42#include <machine/../linux/linux_proto.h>
44#include <machine/../linux/linux.h>
45#include <machine/../linux/linux_proto.h>
46#else
47#include <machine/../linux32/linux.h>
48#include <machine/../linux32/linux32_proto.h>
49#endif
43
44#include <compat/linux/linux_util.h>
45
46#define LINUX_CTL_KERN 1
47#define LINUX_CTL_VM 2
48#define LINUX_CTL_NET 3
49#define LINUX_CTL_PROC 4
50#define LINUX_CTL_FS 5

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58#define LINUX_KERN_OSREV 3
59#define LINUX_KERN_VERSION 4
60
61static int
62handle_string(struct l___sysctl_args *la, char *value)
63{
64 int error;
65
50
51#include <compat/linux/linux_util.h>
52
53#define LINUX_CTL_KERN 1
54#define LINUX_CTL_VM 2
55#define LINUX_CTL_NET 3
56#define LINUX_CTL_PROC 4
57#define LINUX_CTL_FS 5

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65#define LINUX_KERN_OSREV 3
66#define LINUX_KERN_VERSION 4
67
68static int
69handle_string(struct l___sysctl_args *la, char *value)
70{
71 int error;
72
66 if (la->oldval != NULL) {
73 if (la->oldval != 0) {
67 l_int len = strlen(value);
74 l_int len = strlen(value);
68 error = copyout(value, la->oldval, len + 1);
69 if (!error && la->oldlenp != NULL)
70 error = copyout(&len, la->oldlenp, sizeof(len));
75 error = copyout(value, PTRIN(la->oldval), len + 1);
76 if (!error && la->oldlenp != 0)
77 error = copyout(&len, PTRIN(la->oldlenp), sizeof(len));
71 if (error)
72 return (error);
73 }
74
78 if (error)
79 return (error);
80 }
81
75 if (la->newval != NULL)
82 if (la->newval != 0)
76 return (ENOTDIR);
77
78 return (0);
79}
80
81int
82linux_sysctl(struct thread *td, struct linux_sysctl_args *args)
83{

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89 error = copyin(args->args, &la, sizeof(la));
90 if (error)
91 return (error);
92
93 if (la.nlen <= 0 || la.nlen > LINUX_CTL_MAXNAME)
94 return (ENOTDIR);
95
96 mib = malloc(la.nlen * sizeof(l_int), M_TEMP, M_WAITOK);
83 return (ENOTDIR);
84
85 return (0);
86}
87
88int
89linux_sysctl(struct thread *td, struct linux_sysctl_args *args)
90{

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96 error = copyin(args->args, &la, sizeof(la));
97 if (error)
98 return (error);
99
100 if (la.nlen <= 0 || la.nlen > LINUX_CTL_MAXNAME)
101 return (ENOTDIR);
102
103 mib = malloc(la.nlen * sizeof(l_int), M_TEMP, M_WAITOK);
97 error = copyin(la.name, mib, la.nlen * sizeof(l_int));
104 error = copyin(PTRIN(la.name), mib, la.nlen * sizeof(l_int));
98 if (error) {
99 free(mib, M_TEMP);
100 return (error);
101 }
102
103 switch (mib[0]) {
104 case LINUX_CTL_KERN:
105 if (la.nlen < 2)

--- 31 unchanged lines hidden --- 		105 if (error) {
106 free(mib, M_TEMP);
107 return (error);
108 }
109
110 switch (mib[0]) {
111 case LINUX_CTL_KERN:
112 if (la.nlen < 2)

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