1/* $NetBSD: linux32_mman.c,v 1.8 2008/11/19 18:36:04 ad Exp $ */
2
3/*-
4 * Copyright (c) 2006 Emmanuel Dreyfus, all rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 * 3. All advertising materials mentioning features or use of this software
15 * must display the following acknowledgement:
16 * This product includes software developed by Emmanuel Dreyfus
17 * 4. The name of the author may not be used to endorse or promote
18 * products derived from this software without specific prior written
19 * permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE THE AUTHOR AND CONTRIBUTORS ``AS IS''
22 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
23 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
24 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS
25 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
26 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
27 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
28 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
29 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
30 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
31 * POSSIBILITY OF SUCH DAMAGE.
32 */
33
34#include <sys/cdefs.h>
35
36__KERNEL_RCSID(0, "$NetBSD: linux32_mman.c,v 1.8 2008/11/19 18:36:04 ad Exp $");
37
38#include <sys/types.h>
39#include <sys/param.h>
40#include <sys/fstypes.h>
41#include <sys/signal.h>
42#include <sys/dirent.h>
43#include <sys/kernel.h>
44#include <sys/fcntl.h>
45#include <sys/select.h>
46#include <sys/proc.h>
47#include <sys/ucred.h>
48#include <sys/swap.h>
49
50#include <machine/types.h>
51
52#include <sys/syscallargs.h>
53
54#include <compat/netbsd32/netbsd32.h>
55#include <compat/netbsd32/netbsd32_conv.h>
56#include <compat/netbsd32/netbsd32_syscallargs.h>
57
58#include <compat/linux/common/linux_types.h>
59#include <compat/linux/common/linux_signal.h>
60#include <compat/linux/common/linux_machdep.h>
61#include <compat/linux/common/linux_misc.h>
62#include <compat/linux/common/linux_oldolduname.h>
63#include <compat/linux/common/linux_ipc.h>
64#include <compat/linux/common/linux_sem.h>
65#include <compat/linux/linux_syscallargs.h>
66#include <compat/linux/common/linux_mmap.h>
67
68#include <compat/linux32/common/linux32_types.h>
69#include <compat/linux32/common/linux32_signal.h>
70#include <compat/linux32/common/linux32_machdep.h>
71#include <compat/linux32/common/linux32_sysctl.h>
72#include <compat/linux32/common/linux32_socketcall.h>
73#include <compat/linux32/linux32_syscallargs.h>
74
75int
76linux32_sys_old_mmap(struct lwp *l, const struct linux32_sys_old_mmap_args *uap, register_t *retval)
77{
78 /* {
79 syscallarg(linux32_oldmmapp) lmp;
80 } */
81 struct linux_sys_old_mmap_args ua;
82
83 NETBSD32TOP_UAP(lmp, struct linux_oldmmap);
84 return linux_sys_old_mmap(l, &ua, retval);
85}
86
87int
88linux32_sys_mprotect(struct lwp *l, const struct linux32_sys_mprotect_args *uap, register_t *retval)
89{
90 /* {
91 syscallarg(netbsd32_voidp) start;
92 syscallarg(netbsd32_long) len;
93 syscallarg(int) prot;
94 } */
95 struct linux_sys_mprotect_args ua;
96
97 NETBSD32TOP_UAP(start, void);
98 NETBSD32TOX_UAP(len, long);
99 NETBSD32TO64_UAP(prot);
100 return (linux_sys_mprotect(l, &ua, retval));
101}
102
103int
104linux32_sys_mremap(struct lwp *l, const struct linux32_sys_mremap_args *uap, register_t *retval)
105{
106 /* {
107 syscallarg(netbsd32_voidp) old_address;
108 syscallarg(netbsd32_size_t) old_size;
109 syscallarg(netbsd32_size_t) new_size;
110 syscallarg(netbsd32_u_long) flags;
111 } */
112 struct linux_sys_mremap_args ua;
113
114 NETBSD32TOP_UAP(old_address, void);
115 NETBSD32TOX_UAP(old_size, size_t);
116 NETBSD32TOX_UAP(new_size, size_t);
117 NETBSD32TOX_UAP(flags, u_long);
118
119 return linux_sys_mremap(l, &ua, retval);
120}
121
122int
123linux32_sys_mmap2(struct lwp *l, const struct linux32_sys_mmap2_args *uap, register_t *retval)
124{
125 /* {
126 syscallarg(netbsd32_u_long) addr;
127 syscallarg(netbsd32_size_t) len;
128 syscallarg(int) prot;
129 syscallarg(int) flags;
130 syscallarg(int) fd;
131 syscallarg(linux32_off_t) offset;
132 } */
133 struct linux_sys_mmap_args ua;
134
135 NETBSD32TOX64_UAP(addr, u_long);
136 NETBSD32TOX64_UAP(len, size_t);
137 NETBSD32TO64_UAP(prot);
138 NETBSD32TO64_UAP(flags);
139 NETBSD32TO64_UAP(fd);
140 NETBSD32TOX64_UAP(offset, linux_off_t);
141
142 return linux_sys_mmap2(l, &ua, retval);
143}
144