1 | /* $NetBSD: netbsd32_compat_50_sysv.c,v 1.1 2015/12/03 10:38:21 pgoyette Exp $ */ |
2 | |
3 | /*- |
4 | * Copyright (c) 2008 The NetBSD Foundation, Inc. |
5 | * All rights reserved. |
6 | * |
7 | * This code is derived from software contributed to The NetBSD Foundation |
8 | * by Christos Zoulas. |
9 | * |
10 | * Redistribution and use in source and binary forms, with or without |
11 | * modification, are permitted provided that the following conditions |
12 | * are met: |
13 | * 1. Redistributions of source code must retain the above copyright |
14 | * notice, this list of conditions and the following disclaimer. |
15 | * 2. Redistributions in binary form must reproduce the above copyright |
16 | * notice, this list of conditions and the following disclaimer in the |
17 | * documentation and/or other materials provided with the distribution. |
18 | * 3. All advertising materials mentioning features or use of this software |
19 | * must display the following acknowledgement: |
20 | * This product includes software developed by the NetBSD |
21 | * Foundation, Inc. and its contributors. |
22 | * 4. Neither the name of The NetBSD Foundation nor the names of its |
23 | * contributors may be used to endorse or promote products derived |
24 | * from this software without specific prior written permission. |
25 | * |
26 | * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS |
27 | * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED |
28 | * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
29 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS |
30 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
31 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
32 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
33 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
34 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
35 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
36 | * POSSIBILITY OF SUCH DAMAGE. |
37 | */ |
38 | #include <sys/cdefs.h> |
39 | __KERNEL_RCSID(0, "$NetBSD: netbsd32_compat_50_sysv.c,v 1.1 2015/12/03 10:38:21 pgoyette Exp $" ); |
40 | |
41 | #if defined(_KERNEL_OPT) |
42 | #include "opt_sysv.h" |
43 | #include "opt_compat_netbsd.h" |
44 | #endif |
45 | |
46 | #include <sys/param.h> |
47 | #include <sys/systm.h> |
48 | #include <sys/msg.h> |
49 | #include <sys/sem.h> |
50 | #include <sys/shm.h> |
51 | |
52 | #include <compat/netbsd32/netbsd32.h> |
53 | #include <compat/netbsd32/netbsd32_syscallargs.h> |
54 | #include <compat/netbsd32/netbsd32_conv.h> |
55 | |
56 | #if defined(COMPAT_50) |
57 | |
58 | #if defined(SYSVSEM) |
59 | |
60 | int |
61 | compat_50_netbsd32___semctl14(struct lwp *l, const struct compat_50_netbsd32___semctl14_args *uap, register_t *retval) |
62 | { |
63 | return do_netbsd32___semctl14(l, uap, retval, NULL); |
64 | } |
65 | |
66 | int |
67 | do_netbsd32___semctl14(struct lwp *l, const struct compat_50_netbsd32___semctl14_args *uap, register_t *retval, void *vkarg) |
68 | { |
69 | /* { |
70 | syscallarg(int) semid; |
71 | syscallarg(int) semnum; |
72 | syscallarg(int) cmd; |
73 | syscallarg(netbsd32_semun50p_t) arg; |
74 | } */ |
75 | struct semid_ds sembuf; |
76 | struct netbsd32_semid_ds50 sembuf32; |
77 | int cmd, error; |
78 | void *pass_arg; |
79 | union __semun karg; |
80 | union netbsd32_semun50 karg32; |
81 | |
82 | cmd = SCARG(uap, cmd); |
83 | |
84 | switch (cmd) { |
85 | case IPC_SET: |
86 | case IPC_STAT: |
87 | pass_arg = &sembuf; |
88 | break; |
89 | |
90 | case GETALL: |
91 | case SETVAL: |
92 | case SETALL: |
93 | pass_arg = &karg; |
94 | break; |
95 | default: |
96 | pass_arg = NULL; |
97 | break; |
98 | } |
99 | |
100 | if (pass_arg) { |
101 | if (vkarg != NULL) |
102 | karg32 = *(union netbsd32_semun50 *)vkarg; |
103 | else { |
104 | error = copyin(SCARG_P32(uap, arg), &karg32, |
105 | sizeof(karg32)); |
106 | if (error) |
107 | return error; |
108 | } |
109 | if (pass_arg == &karg) { |
110 | switch (cmd) { |
111 | case GETALL: |
112 | case SETALL: |
113 | karg.array = NETBSD32PTR64(karg32.array); |
114 | break; |
115 | case SETVAL: |
116 | karg.val = karg32.val; |
117 | break; |
118 | } |
119 | } |
120 | if (cmd == IPC_SET) { |
121 | error = copyin(NETBSD32PTR64(karg32.buf), &sembuf32, |
122 | sizeof(sembuf32)); |
123 | if (error) |
124 | return (error); |
125 | netbsd32_to_semid_ds50(&sembuf32, &sembuf); |
126 | } |
127 | } |
128 | |
129 | error = semctl1(l, SCARG(uap, semid), SCARG(uap, semnum), cmd, |
130 | pass_arg, retval); |
131 | |
132 | if (error == 0 && cmd == IPC_STAT) { |
133 | netbsd32_from_semid_ds50(&sembuf, &sembuf32); |
134 | error = copyout(&sembuf32, NETBSD32PTR64(karg32.buf), |
135 | sizeof(sembuf32)); |
136 | } |
137 | |
138 | return (error); |
139 | } |
140 | #endif |
141 | |
142 | #if defined(SYSVMSG) |
143 | |
144 | int |
145 | compat_50_netbsd32___msgctl13(struct lwp *l, const struct compat_50_netbsd32___msgctl13_args *uap, register_t *retval) |
146 | { |
147 | /* { |
148 | syscallarg(int) msqid; |
149 | syscallarg(int) cmd; |
150 | syscallarg(netbsd32_msqid_ds50p_t) buf; |
151 | } */ |
152 | struct msqid_ds ds; |
153 | struct netbsd32_msqid_ds50 ds32; |
154 | int error, cmd; |
155 | |
156 | cmd = SCARG(uap, cmd); |
157 | if (cmd == IPC_SET) { |
158 | error = copyin(SCARG_P32(uap, buf), &ds32, sizeof(ds32)); |
159 | if (error) |
160 | return error; |
161 | netbsd32_to_msqid_ds50(&ds32, &ds); |
162 | } |
163 | |
164 | error = msgctl1(l, SCARG(uap, msqid), cmd, |
165 | (cmd == IPC_SET || cmd == IPC_STAT) ? &ds : NULL); |
166 | |
167 | if (error == 0 && cmd == IPC_STAT) { |
168 | netbsd32_from_msqid_ds50(&ds, &ds32); |
169 | error = copyout(&ds32, SCARG_P32(uap, buf), sizeof(ds32)); |
170 | } |
171 | |
172 | return error; |
173 | } |
174 | #endif |
175 | |
176 | #if defined(SYSVSHM) |
177 | |
178 | int |
179 | compat_50_netbsd32___shmctl13(struct lwp *l, const struct compat_50_netbsd32___shmctl13_args *uap, register_t *retval) |
180 | { |
181 | /* { |
182 | syscallarg(int) shmid; |
183 | syscallarg(int) cmd; |
184 | syscallarg(netbsd32_shmid_ds50p_t) buf; |
185 | } */ |
186 | struct shmid_ds ds; |
187 | struct netbsd32_shmid_ds50 ds32; |
188 | int error, cmd; |
189 | |
190 | cmd = SCARG(uap, cmd); |
191 | if (cmd == IPC_SET) { |
192 | error = copyin(SCARG_P32(uap, buf), &ds32, sizeof(ds32)); |
193 | if (error) |
194 | return error; |
195 | netbsd32_to_shmid_ds50(&ds32, &ds); |
196 | } |
197 | |
198 | error = shmctl1(l, SCARG(uap, shmid), cmd, |
199 | (cmd == IPC_SET || cmd == IPC_STAT) ? &ds : NULL); |
200 | |
201 | if (error == 0 && cmd == IPC_STAT) { |
202 | netbsd32_from_shmid_ds50(&ds, &ds32); |
203 | error = copyout(&ds32, SCARG_P32(uap, buf), sizeof(ds32)); |
204 | } |
205 | |
206 | return error; |
207 | } |
208 | #endif |
209 | |
210 | #endif /* COMPAT_50 */ |
211 | |