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review.evervolv.com / android_kernel_lge_hammerhead / 5ea6f2c33f0c8b126136dbf1776ffbc444772cd7 / . / arch / sparc64 / kernel / sunos_ioctl32.c
blob: 87c1aeb022204eac4faedfb1fc58e0b9e18920e5 [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]1/* $Id: sunos_ioctl32.c,v 1.11 2000/07/30 23:12:24 davem Exp $
2 * sunos_ioctl32.c: SunOS ioctl compatibility on sparc64.
3 *
4 * Copyright (C) 1995 Miguel de Icaza (miguel@nuclecu.unam.mx)
5 * Copyright (C) 1995, 1996, 1997 David S. Miller (davem@caip.rutgers.edu)
6 */
7
8#include <asm/uaccess.h>
9
10#include <linux/sched.h>
11#include <linux/errno.h>
12#include <linux/string.h>
13#include <linux/termios.h>
14#include <linux/ioctl.h>
15#include <linux/route.h>
16#include <linux/sockios.h>
17#include <linux/if.h>
18#include <linux/netdevice.h>
19#include <linux/if_arp.h>
20#include <linux/fs.h>
21#include <linux/file.h>
22#include <linux/mm.h>
23#include <linux/smp.h>
24#include <linux/smp_lock.h>
25#include <linux/syscalls.h>
26#include <linux/compat.h>
27#include <asm/kbio.h>
28
29#define SUNOS_NR_OPEN 256
30
31struct rtentry32 {
32 u32 rt_pad1;
33 struct sockaddr rt_dst; /* target address */
34 struct sockaddr rt_gateway; /* gateway addr (RTF_GATEWAY) */
35 struct sockaddr rt_genmask; /* target network mask (IP) */
36 unsigned short rt_flags;
37 short rt_pad2;
38 u32 rt_pad3;
39 unsigned char rt_tos;
40 unsigned char rt_class;
41 short rt_pad4;
42 short rt_metric; /* +1 for binary compatibility! */
43 /* char * */ u32 rt_dev; /* forcing the device at add */
44 u32 rt_mtu; /* per route MTU/Window */
45 u32 rt_window; /* Window clamping */
46 unsigned short rt_irtt; /* Initial RTT */
47
48};
49
50struct ifmap32 {
51 u32 mem_start;
52 u32 mem_end;
53 unsigned short base_addr;
54 unsigned char irq;
55 unsigned char dma;
56 unsigned char port;
57};
58
59struct ifreq32 {
60#define IFHWADDRLEN 6
61#define IFNAMSIZ 16
62 union {
63 char ifrn_name[IFNAMSIZ]; /* if name, e.g. "en0" */
64 } ifr_ifrn;
65 union {
66 struct sockaddr ifru_addr;
67 struct sockaddr ifru_dstaddr;
68 struct sockaddr ifru_broadaddr;
69 struct sockaddr ifru_netmask;
70 struct sockaddr ifru_hwaddr;
71 short ifru_flags;
72 int ifru_ivalue;
73 int ifru_mtu;
74 struct ifmap32 ifru_map;
75 char ifru_slave[IFNAMSIZ]; /* Just fits the size */
76 compat_caddr_t ifru_data;
77 } ifr_ifru;
78};
79
80struct ifconf32 {
81 int ifc_len; /* size of buffer */
82 compat_caddr_t ifcbuf;
83};
84
85extern asmlinkage int compat_sys_ioctl(unsigned int, unsigned int, u32);
86
87asmlinkage int sunos_ioctl (int fd, u32 cmd, u32 arg)
88{
89 int ret = -EBADF;
90
91 if(fd >= SUNOS_NR_OPEN)
92 goto out;
93 if(!fcheck(fd))
94 goto out;
95
96 if(cmd == TIOCSETD) {
97 mm_segment_t old_fs = get_fs();
98 int __user *p;
99 int ntty = N_TTY;
100 int tmp;
101
102 p = (int __user *) (unsigned long) arg;
103 ret = -EFAULT;
104 if(get_user(tmp, p))
105 goto out;
106 if(tmp == 2) {
107 set_fs(KERNEL_DS);
108 ret = sys_ioctl(fd, cmd, (unsigned long) &ntty);
109 set_fs(old_fs);
110 ret = (ret == -EINVAL ? -EOPNOTSUPP : ret);
111 goto out;
112 }
113 }
114 if(cmd == TIOCNOTTY) {
115 ret = sys_setsid();
116 goto out;
117 }
118 switch(cmd) {
119 case _IOW('r', 10, struct rtentry32):
120 ret = compat_sys_ioctl(fd, SIOCADDRT, arg);
121 goto out;
122 case _IOW('r', 11, struct rtentry32):
123 ret = compat_sys_ioctl(fd, SIOCDELRT, arg);
124 goto out;
125
126 case _IOW('i', 12, struct ifreq32):
127 ret = compat_sys_ioctl(fd, SIOCSIFADDR, arg);
128 goto out;
129 case _IOWR('i', 13, struct ifreq32):
130 ret = compat_sys_ioctl(fd, SIOCGIFADDR, arg);
131 goto out;
132 case _IOW('i', 14, struct ifreq32):
133 ret = compat_sys_ioctl(fd, SIOCSIFDSTADDR, arg);
134 goto out;
135 case _IOWR('i', 15, struct ifreq32):
136 ret = compat_sys_ioctl(fd, SIOCGIFDSTADDR, arg);
137 goto out;
138 case _IOW('i', 16, struct ifreq32):
139 ret = compat_sys_ioctl(fd, SIOCSIFFLAGS, arg);
140 goto out;
141 case _IOWR('i', 17, struct ifreq32):
142 ret = compat_sys_ioctl(fd, SIOCGIFFLAGS, arg);
143 goto out;
144 case _IOW('i', 18, struct ifreq32):
145 ret = compat_sys_ioctl(fd, SIOCSIFMEM, arg);
146 goto out;
147 case _IOWR('i', 19, struct ifreq32):
148 ret = compat_sys_ioctl(fd, SIOCGIFMEM, arg);
149 goto out;
150
151 case _IOWR('i', 20, struct ifconf32):
152 ret = compat_sys_ioctl(fd, SIOCGIFCONF, arg);
153 goto out;
154
155 case _IOW('i', 21, struct ifreq): /* SIOCSIFMTU */
156 ret = sys_ioctl(fd, SIOCSIFMTU, arg);
157 goto out;
158 case _IOWR('i', 22, struct ifreq): /* SIOCGIFMTU */
159 ret = sys_ioctl(fd, SIOCGIFMTU, arg);
160 goto out;
161
162 case _IOWR('i', 23, struct ifreq32):
163 ret = compat_sys_ioctl(fd, SIOCGIFBRDADDR, arg);
164 goto out;
165 case _IOW('i', 24, struct ifreq32):
166 ret = compat_sys_ioctl(fd, SIOCSIFBRDADDR, arg);
167 goto out;
168 case _IOWR('i', 25, struct ifreq32):
169 ret = compat_sys_ioctl(fd, SIOCGIFNETMASK, arg);
170 goto out;
171 case _IOW('i', 26, struct ifreq32):
172 ret = compat_sys_ioctl(fd, SIOCSIFNETMASK, arg);
173 goto out;
174 case _IOWR('i', 27, struct ifreq32):
175 ret = compat_sys_ioctl(fd, SIOCGIFMETRIC, arg);
176 goto out;
177 case _IOW('i', 28, struct ifreq32):
178 ret = compat_sys_ioctl(fd, SIOCSIFMETRIC, arg);
179 goto out;
180
181 case _IOW('i', 30, struct arpreq):
182 ret = compat_sys_ioctl(fd, SIOCSARP, arg);
183 goto out;
184 case _IOWR('i', 31, struct arpreq):
185 ret = compat_sys_ioctl(fd, SIOCGARP, arg);
186 goto out;
187 case _IOW('i', 32, struct arpreq):
188 ret = compat_sys_ioctl(fd, SIOCDARP, arg);
189 goto out;
190
191 case _IOW('i', 40, struct ifreq32): /* SIOCUPPER */
192 case _IOW('i', 41, struct ifreq32): /* SIOCLOWER */
193 case _IOW('i', 44, struct ifreq32): /* SIOCSETSYNC */
194 case _IOW('i', 45, struct ifreq32): /* SIOCGETSYNC */
195 case _IOW('i', 46, struct ifreq32): /* SIOCSSDSTATS */
196 case _IOW('i', 47, struct ifreq32): /* SIOCSSESTATS */
197 case _IOW('i', 48, struct ifreq32): /* SIOCSPROMISC */
198 ret = -EOPNOTSUPP;
199 goto out;
200
201 case _IOW('i', 49, struct ifreq32):
202 ret = compat_sys_ioctl(fd, SIOCADDMULTI, arg);
203 goto out;
204 case _IOW('i', 50, struct ifreq32):
205 ret = compat_sys_ioctl(fd, SIOCDELMULTI, arg);
206 goto out;
207
208 /* FDDI interface ioctls, unsupported. */
209
210 case _IOW('i', 51, struct ifreq32): /* SIOCFDRESET */
211 case _IOW('i', 52, struct ifreq32): /* SIOCFDSLEEP */
212 case _IOW('i', 53, struct ifreq32): /* SIOCSTRTFMWAR */
213 case _IOW('i', 54, struct ifreq32): /* SIOCLDNSTRTFW */
214 case _IOW('i', 55, struct ifreq32): /* SIOCGETFDSTAT */
215 case _IOW('i', 56, struct ifreq32): /* SIOCFDNMIINT */
216 case _IOW('i', 57, struct ifreq32): /* SIOCFDEXUSER */
217 case _IOW('i', 58, struct ifreq32): /* SIOCFDGNETMAP */
218 case _IOW('i', 59, struct ifreq32): /* SIOCFDGIOCTL */
219 printk("FDDI ioctl, returning EOPNOTSUPP\n");
220 ret = -EOPNOTSUPP;
221 goto out;
222
223 case _IOW('t', 125, int):
224 /* More stupid tty sunos ioctls, just
225 * say it worked.
226 */
227 ret = 0;
228 goto out;
229
230 /* Non posix grp */
231 case _IOW('t', 118, int): {
232 int oldval, newval, __user *ptr;
233
234 cmd = TIOCSPGRP;
235 ptr = (int __user *) (unsigned long) arg;
236 ret = -EFAULT;
237 if(get_user(oldval, ptr))
238 goto out;
239 ret = compat_sys_ioctl(fd, cmd, arg);
240 __get_user(newval, ptr);
241 if(newval == -1) {
242 __put_user(oldval, ptr);
243 ret = -EIO;
244 }
245 if(ret == -ENOTTY)
246 ret = -EIO;
247 goto out;
248 }
249
250 case _IOR('t', 119, int): {
251 int oldval, newval, __user *ptr;
252
253 cmd = TIOCGPGRP;
254 ptr = (int __user *) (unsigned long) arg;
255 ret = -EFAULT;
256 if(get_user(oldval, ptr))
257 goto out;
258 ret = compat_sys_ioctl(fd, cmd, arg);
259 __get_user(newval, ptr);
260 if(newval == -1) {
261 __put_user(oldval, ptr);
262 ret = -EIO;
263 }
264 if(ret == -ENOTTY)
265 ret = -EIO;
266 goto out;
267 }
268 };
269
270 ret = compat_sys_ioctl(fd, cmd, arg);
271 /* so stupid... */
272 ret = (ret == -EINVAL ? -EOPNOTSUPP : ret);
273out:
274 return ret;
275}