FreeBSD/Linux Kernel Cross Reference
sys/svr4/svr4_ttold.c
1 /*
2 * Copyright (c) 1998 Mark Newton
3 * Copyright (c) 1994 Christos Zoulas
4 * 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. The name of the author may not be used to endorse or promote products
15 * derived from this software without specific prior written permission
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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 * $FreeBSD$
29 */
30
31 #include <sys/param.h>
32 #include <sys/proc.h>
33 #include <sys/systm.h>
34 #include <sys/file.h>
35 #include <sys/filedesc.h>
36 #include <sys/ioctl_compat.h>
37 #include <sys/termios.h>
38
39 #include <svr4/svr4.h>
40 #include <svr4/svr4_util.h>
41 #include <svr4/svr4_ttold.h>
42 #include <svr4/svr4_ioctl.h>
43
44
45 static void svr4_tchars_to_bsd_tchars __P((const struct svr4_tchars *st,
46 struct tchars *bt));
47 static void bsd_tchars_to_svr4_tchars __P((const struct tchars *bt,
48 struct svr4_tchars *st));
49 static void svr4_sgttyb_to_bsd_sgttyb __P((const struct svr4_sgttyb *ss,
50 struct sgttyb *bs));
51 static void bsd_sgttyb_to_svr4_sgttyb __P((const struct sgttyb *bs,
52 struct svr4_sgttyb *ss));
53 static void svr4_ltchars_to_bsd_ltchars __P((const struct svr4_ltchars *sl,
54 struct ltchars *bl));
55 static void bsd_ltchars_to_svr4_ltchars __P((const struct ltchars *bl,
56 struct svr4_ltchars *sl));
57
58 #ifdef DEBUG_SVR4
59 static void print_svr4_sgttyb __P((const char *, struct svr4_sgttyb *));
60 static void print_svr4_tchars __P((const char *, struct svr4_tchars *));
61 static void print_svr4_ltchars __P((const char *, struct svr4_ltchars *));
62
63 static void
64 print_svr4_sgttyb(str, ss)
65 const char *str;
66 struct svr4_sgttyb *ss;
67 {
68
69 uprintf("%s\nispeed=%o ospeed=%o ", str, ss->sg_ispeed, ss->sg_ospeed);
70 uprintf("erase=%o kill=%o flags=%o\n", ss->sg_erase, ss->sg_kill,
71 ss->sg_flags);
72 }
73
74 static void
75 print_svr4_tchars(str, st)
76 const char *str;
77 struct svr4_tchars *st;
78 {
79 uprintf("%s\nintrc=%o quitc=%o ", str, st->t_intrc, st->t_quitc);
80 uprintf("startc=%o stopc=%o eofc=%o brkc=%o\n", st->t_startc,
81 st->t_stopc, st->t_eofc, st->t_brkc);
82 }
83
84 static void
85 print_svr4_ltchars(str, sl)
86 const char *str;
87 struct svr4_ltchars *sl;
88 {
89 uprintf("%s\nsuspc=%o dsuspc=%o ", str, sl->t_suspc, sl->t_dsuspc);
90 uprintf("rprntc=%o flushc=%o werasc=%o lnextc=%o\n", sl->t_rprntc,
91 sl->t_flushc, sl->t_werasc, sl->t_lnextc);
92 }
93 #endif /* DEBUG_SVR4 */
94
95 static void
96 svr4_tchars_to_bsd_tchars(st, bt)
97 const struct svr4_tchars *st;
98 struct tchars *bt;
99 {
100 bt->t_intrc = st->t_intrc;
101 bt->t_quitc = st->t_quitc;
102 bt->t_startc = st->t_startc;
103 bt->t_stopc = st->t_stopc;
104 bt->t_eofc = st->t_eofc;
105 bt->t_brkc = st->t_brkc;
106 }
107
108
109 static void
110 bsd_tchars_to_svr4_tchars(bt, st)
111 const struct tchars *bt;
112 struct svr4_tchars *st;
113 {
114 st->t_intrc = bt->t_intrc;
115 st->t_quitc = bt->t_quitc;
116 st->t_startc = bt->t_startc;
117 st->t_stopc = bt->t_stopc;
118 st->t_eofc = bt->t_eofc;
119 st->t_brkc = bt->t_brkc;
120 }
121
122
123 static void
124 svr4_sgttyb_to_bsd_sgttyb(ss, bs)
125 const struct svr4_sgttyb *ss;
126 struct sgttyb *bs;
127 {
128 bs->sg_ispeed = ss->sg_ispeed;
129 bs->sg_ospeed = ss->sg_ospeed;
130 bs->sg_erase = ss->sg_erase;
131 bs->sg_kill = ss->sg_kill;
132 bs->sg_flags = ss->sg_flags;
133 };
134
135
136 static void
137 bsd_sgttyb_to_svr4_sgttyb(bs, ss)
138 const struct sgttyb *bs;
139 struct svr4_sgttyb *ss;
140 {
141 ss->sg_ispeed = bs->sg_ispeed;
142 ss->sg_ospeed = bs->sg_ospeed;
143 ss->sg_erase = bs->sg_erase;
144 ss->sg_kill = bs->sg_kill;
145 ss->sg_flags = bs->sg_flags;
146 }
147
148
149 static void
150 svr4_ltchars_to_bsd_ltchars(sl, bl)
151 const struct svr4_ltchars *sl;
152 struct ltchars *bl;
153 {
154 bl->t_suspc = sl->t_suspc;
155 bl->t_dsuspc = sl->t_dsuspc;
156 bl->t_rprntc = sl->t_rprntc;
157 bl->t_flushc = sl->t_flushc;
158 bl->t_werasc = sl->t_werasc;
159 bl->t_lnextc = sl->t_lnextc;
160 }
161
162
163 static void
164 bsd_ltchars_to_svr4_ltchars(bl, sl)
165 const struct ltchars *bl;
166 struct svr4_ltchars *sl;
167 {
168 sl->t_suspc = bl->t_suspc;
169 sl->t_dsuspc = bl->t_dsuspc;
170 sl->t_rprntc = bl->t_rprntc;
171 sl->t_flushc = bl->t_flushc;
172 sl->t_werasc = bl->t_werasc;
173 sl->t_lnextc = bl->t_lnextc;
174 }
175
176
177 int
178 svr4_ttold_ioctl(fp, p, retval, fd, cmd, data)
179 struct file *fp;
180 struct proc *p;
181 register_t *retval;
182 int fd;
183 u_long cmd;
184 caddr_t data;
185 {
186 int error;
187
188 *retval = 0;
189
190 switch (cmd) {
191 case SVR4_TIOCGPGRP:
192 {
193 pid_t pid;
194
195 if ((error = fo_ioctl(fp, TIOCGPGRP, (caddr_t) &pid, p)) != 0)
196 return error;
197
198 DPRINTF(("TIOCGPGRP %d\n", pid));
199
200 if ((error = copyout(&pid, data, sizeof(pid))) != 0)
201 return error;
202
203 }
204
205 case SVR4_TIOCSPGRP:
206 {
207 pid_t pid;
208
209 if ((error = copyin(data, &pid, sizeof(pid))) != 0)
210 return error;
211
212 DPRINTF(("TIOCSPGRP %d\n", pid));
213
214 return fo_ioctl(fp, TIOCSPGRP, (caddr_t) &pid, p);
215 }
216
217 case SVR4_TIOCGSID:
218 {
219 #if defined(TIOCGSID)
220 pid_t pid;
221 if ((error = fo_ioctl(fp, TIOCGSID, (caddr_t) &pid, p)) != 0)
222 return error;
223
224 DPRINTF(("TIOCGSID %d\n", pid));
225
226 return copyout(&pid, data, sizeof(pid));
227 #else
228 uprintf("ioctl(TIOCGSID) for pid %d unsupported\n", p->p_pid);
229 return EINVAL;
230 #endif
231 }
232
233 case SVR4_TIOCGETP:
234 {
235 struct sgttyb bs;
236 struct svr4_sgttyb ss;
237
238 error = fo_ioctl(fp, TIOCGETP, (caddr_t) &bs, p);
239 if (error)
240 return error;
241
242 bsd_sgttyb_to_svr4_sgttyb(&bs, &ss);
243 #ifdef DEBUG_SVR4
244 print_svr4_sgttyb("SVR4_TIOCGETP", &ss);
245 #endif /* DEBUG_SVR4 */
246 return copyout(&ss, data, sizeof(ss));
247 }
248
249 case SVR4_TIOCSETP:
250 case SVR4_TIOCSETN:
251 {
252 struct sgttyb bs;
253 struct svr4_sgttyb ss;
254
255 if ((error = copyin(data, &ss, sizeof(ss))) != 0)
256 return error;
257
258 svr4_sgttyb_to_bsd_sgttyb(&ss, &bs);
259 #ifdef DEBUG_SVR4
260 print_svr4_sgttyb("SVR4_TIOCSET{P,N}", &ss);
261 #endif /* DEBUG_SVR4 */
262 cmd = (cmd == SVR4_TIOCSETP) ? TIOCSETP : TIOCSETN;
263 return fo_ioctl(fp, cmd, (caddr_t) &bs, p);
264 }
265
266 case SVR4_TIOCGETC:
267 {
268 struct tchars bt;
269 struct svr4_tchars st;
270
271 error = fo_ioctl(fp, TIOCGETC, (caddr_t) &bt, p);
272 if (error)
273 return error;
274
275 bsd_tchars_to_svr4_tchars(&bt, &st);
276 #ifdef DEBUG_SVR4
277 print_svr4_tchars("SVR4_TIOCGETC", &st);
278 #endif /* DEBUG_SVR4 */
279 return copyout(&st, data, sizeof(st));
280 }
281
282 case SVR4_TIOCSETC:
283 {
284 struct tchars bt;
285 struct svr4_tchars st;
286
287 if ((error = copyin(data, &st, sizeof(st))) != 0)
288 return error;
289
290 svr4_tchars_to_bsd_tchars(&st, &bt);
291 #ifdef DEBUG_SVR4
292 print_svr4_tchars("SVR4_TIOCSETC", &st);
293 #endif /* DEBUG_SVR4 */
294 return fo_ioctl(fp, TIOCSETC, (caddr_t) &bt, p);
295 }
296
297 case SVR4_TIOCGLTC:
298 {
299 struct ltchars bl;
300 struct svr4_ltchars sl;
301
302 error = fo_ioctl(fp, TIOCGLTC, (caddr_t) &bl, p);
303 if (error)
304 return error;
305
306 bsd_ltchars_to_svr4_ltchars(&bl, &sl);
307 #ifdef DEBUG_SVR4
308 print_svr4_ltchars("SVR4_TIOCGLTC", &sl);
309 #endif /* DEBUG_SVR4 */
310 return copyout(&sl, data, sizeof(sl));
311 }
312
313 case SVR4_TIOCSLTC:
314 {
315 struct ltchars bl;
316 struct svr4_ltchars sl;
317
318 if ((error = copyin(data, &sl, sizeof(sl))) != 0)
319 return error;
320
321 svr4_ltchars_to_bsd_ltchars(&sl, &bl);
322 #ifdef DEBUG_SVR4
323 print_svr4_ltchars("SVR4_TIOCSLTC", &sl);
324 #endif /* DEBUG_SVR4 */
325 return fo_ioctl(fp, TIOCSLTC, (caddr_t) &bl, p);
326 }
327
328 case SVR4_TIOCLGET:
329 {
330 int flags;
331 if ((error = fo_ioctl(fp, TIOCLGET, (caddr_t) &flags, p)) != 0)
332 return error;
333 DPRINTF(("SVR4_TIOCLGET %o\n", flags));
334 return copyout(&flags, data, sizeof(flags));
335 }
336
337 case SVR4_TIOCLSET:
338 case SVR4_TIOCLBIS:
339 case SVR4_TIOCLBIC:
340 {
341 int flags;
342
343 if ((error = copyin(data, &flags, sizeof(flags))) != 0)
344 return error;
345
346 switch (cmd) {
347 case SVR4_TIOCLSET:
348 cmd = TIOCLSET;
349 break;
350 case SVR4_TIOCLBIS:
351 cmd = TIOCLBIS;
352 break;
353 case SVR4_TIOCLBIC:
354 cmd = TIOCLBIC;
355 break;
356 }
357
358 DPRINTF(("SVR4_TIOCL{SET,BIS,BIC} %o\n", flags));
359 return fo_ioctl(fp, cmd, (caddr_t) &flags, p);
360 }
361
362 default:
363 DPRINTF(("Unknown svr4 ttold %lx\n", cmd));
364 return 0; /* ENOSYS really */
365 }
366 }
Cache object: 02eae09022c4a8683a7807c593f20fb0
|