xref: /netbsd-src/sys/compat/netbsd32/netbsd32_conv.h (revision 466a16a118933bd295a8a104f095714fadf9cf68)
1 /*	$NetBSD: netbsd32_conv.h,v 1.20 2008/11/12 12:36:10 ad Exp $	*/
2 
3 /*
4  * Copyright (c) 1998, 2001 Matthew R. Green
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
21  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
23  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
24  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26  * SUCH DAMAGE.
27  */
28 
29 #ifndef _COMPAT_NETBSD32_NETBSD32_CONV_H_
30 #define _COMPAT_NETBSD32_NETBSD32_CONV_H_
31 
32 /*
33  * Though COMPAT_OLDSOCK is needed only for COMPAT_43, SunOS, Linux,
34  * HP-UX, FreeBSD, Ultrix, OSF1, we define it unconditionally so that
35  * this would be module-safe.
36  */
37 #define COMPAT_OLDSOCK /* used by <sys/socket.h> */
38 
39 #include <sys/param.h>
40 #include <sys/systm.h>
41 #include <sys/kernel.h>
42 #include <sys/ipc.h>
43 #include <sys/msg.h>
44 #define msg __msg /* Don't ask me! */
45 #include <sys/sem.h>
46 #include <sys/shm.h>
47 #include <sys/socket.h>
48 #include <sys/stat.h>
49 #include <sys/time.h>
50 #include <sys/timex.h>
51 #include <sys/event.h>
52 
53 #include <compat/sys/dirent.h>
54 
55 #include <compat/netbsd32/netbsd32.h>
56 
57 static __inline void netbsd32_from_timeval(const struct timeval *, struct netbsd32_timeval *);
58 static __inline void netbsd32_to_timeval(const struct netbsd32_timeval *, struct timeval *);
59 static __inline void netbsd32_from_itimerval(const struct itimerval *, struct netbsd32_itimerval *);
60 static __inline void netbsd32_to_itimerval(const struct netbsd32_itimerval *, struct itimerval *);
61 static __inline void netbsd32_to_timespec(const struct netbsd32_timespec *, struct timespec *);
62 static __inline void netbsd32_from_timespec(const struct timespec *, struct netbsd32_timespec *);
63 static __inline void netbsd32_from_rusage(const struct rusage *, struct netbsd32_rusage *);
64 static __inline void netbsd32_to_rusage(const struct netbsd32_rusage *, struct rusage *);
65 static __inline int netbsd32_to_iovecin(const struct netbsd32_iovec *, struct iovec *, int);
66 static __inline void netbsd32_to_msghdr(const struct netbsd32_msghdr *, struct msghdr *);
67 static __inline void netbsd32_from_msghdr(struct netbsd32_msghdr *, const struct msghdr *);
68 static __inline void netbsd32_from_statvfs(const struct statvfs *, struct netbsd32_statvfs *);
69 static __inline void netbsd32_from_timex(const struct timex *, struct netbsd32_timex *);
70 static __inline void netbsd32_to_timex(const struct netbsd32_timex *, struct timex *);
71 static __inline void netbsd32_from___stat13(const struct stat *, struct netbsd32_stat13 *);
72 static __inline void netbsd32_from___stat30(const struct stat *, struct netbsd32_stat *);
73 static __inline void netbsd32_to_ipc_perm(const struct netbsd32_ipc_perm *, struct ipc_perm *);
74 static __inline void netbsd32_from_ipc_perm(const struct ipc_perm *, struct netbsd32_ipc_perm *);
75 static __inline void netbsd32_to_msg(const struct netbsd32_msg *, struct msg *);
76 static __inline void netbsd32_from_msg(const struct msg *, struct netbsd32_msg *);
77 static __inline void netbsd32_to_msqid_ds(const struct netbsd32_msqid_ds *, struct msqid_ds *);
78 static __inline void netbsd32_from_msqid_ds(const struct msqid_ds *, struct netbsd32_msqid_ds *);
79 static __inline void netbsd32_to_shmid_ds(const struct netbsd32_shmid_ds *, struct shmid_ds *);
80 static __inline void netbsd32_from_shmid_ds(const struct shmid_ds *, struct netbsd32_shmid_ds *);
81 static __inline void netbsd32_to_semid_ds(const struct  netbsd32_semid_ds *, struct  semid_ds *);
82 static __inline void netbsd32_from_semid_ds(const struct  semid_ds *, struct  netbsd32_semid_ds *);
83 static __inline void netbsd32_from_loadavg(struct netbsd32_loadavg *, const struct loadavg *);
84 static __inline void netbsd32_to_sigevent(const struct netbsd32_sigevent *, struct sigevent *);
85 static __inline int  netbsd32_to_dirent12(char *, int);
86 
87 /* converters for structures that we need */
88 static __inline void
89 netbsd32_from_timeval(tv, tv32)
90 	const struct timeval *tv;
91 	struct netbsd32_timeval *tv32;
92 {
93 
94 	tv32->tv_sec = (netbsd32_long)tv->tv_sec;
95 	tv32->tv_usec = (netbsd32_long)tv->tv_usec;
96 }
97 
98 static __inline void
99 netbsd32_to_timeval(tv32, tv)
100 	const struct netbsd32_timeval *tv32;
101 	struct timeval *tv;
102 {
103 
104 	tv->tv_sec = (long)tv32->tv_sec;
105 	tv->tv_usec = (long)tv32->tv_usec;
106 }
107 
108 static __inline void
109 netbsd32_from_itimerval(itv, itv32)
110 	const struct itimerval *itv;
111 	struct netbsd32_itimerval *itv32;
112 {
113 
114 	netbsd32_from_timeval(&itv->it_interval,
115 			     &itv32->it_interval);
116 	netbsd32_from_timeval(&itv->it_value,
117 			     &itv32->it_value);
118 }
119 
120 static __inline void
121 netbsd32_to_itimerval(itv32, itv)
122 	const struct netbsd32_itimerval *itv32;
123 	struct itimerval *itv;
124 {
125 
126 	netbsd32_to_timeval(&itv32->it_interval, &itv->it_interval);
127 	netbsd32_to_timeval(&itv32->it_value, &itv->it_value);
128 }
129 
130 static __inline void
131 netbsd32_to_timespec(s32p, p)
132 	const struct netbsd32_timespec *s32p;
133 	struct timespec *p;
134 {
135 
136 	p->tv_sec = (time_t)s32p->tv_sec;
137 	p->tv_nsec = (long)s32p->tv_nsec;
138 }
139 
140 static __inline void
141 netbsd32_from_timespec(p, s32p)
142 	const struct timespec *p;
143 	struct netbsd32_timespec *s32p;
144 {
145 
146 	s32p->tv_sec = (netbsd32_time_t)p->tv_sec;
147 	s32p->tv_nsec = (netbsd32_long)p->tv_nsec;
148 }
149 
150 static __inline void
151 netbsd32_from_rusage(rup, ru32p)
152 	const struct rusage *rup;
153 	struct netbsd32_rusage *ru32p;
154 {
155 
156 	netbsd32_from_timeval(&rup->ru_utime, &ru32p->ru_utime);
157 	netbsd32_from_timeval(&rup->ru_stime, &ru32p->ru_stime);
158 #define C(var)	ru32p->var = (netbsd32_long)rup->var
159 	C(ru_maxrss);
160 	C(ru_ixrss);
161 	C(ru_idrss);
162 	C(ru_isrss);
163 	C(ru_minflt);
164 	C(ru_majflt);
165 	C(ru_nswap);
166 	C(ru_inblock);
167 	C(ru_oublock);
168 	C(ru_msgsnd);
169 	C(ru_msgrcv);
170 	C(ru_nsignals);
171 	C(ru_nvcsw);
172 	C(ru_nivcsw);
173 #undef C
174 }
175 
176 static __inline void
177 netbsd32_to_rusage(ru32p, rup)
178 	const struct netbsd32_rusage *ru32p;
179 	struct rusage *rup;
180 {
181 
182 	netbsd32_to_timeval(&ru32p->ru_utime, &rup->ru_utime);
183 	netbsd32_to_timeval(&ru32p->ru_stime, &rup->ru_stime);
184 #define C(var)	rup->var = (long)ru32p->var
185 	C(ru_maxrss);
186 	C(ru_ixrss);
187 	C(ru_idrss);
188 	C(ru_isrss);
189 	C(ru_minflt);
190 	C(ru_majflt);
191 	C(ru_nswap);
192 	C(ru_inblock);
193 	C(ru_oublock);
194 	C(ru_msgsnd);
195 	C(ru_msgrcv);
196 	C(ru_nsignals);
197 	C(ru_nvcsw);
198 	C(ru_nivcsw);
199 #undef C
200 }
201 
202 static __inline int
203 netbsd32_to_iovecin(iov32p, iovp, len)
204 	const struct netbsd32_iovec *iov32p;
205 	struct iovec *iovp;
206 	int len;
207 {
208 	int i, error=0;
209 	u_int32_t iov_base;
210 	u_int32_t iov_len;
211 	/*
212 	 * We could allocate an iov32p, do a copyin, and translate
213 	 * each field and then free it all up, or we could copyin
214 	 * each field separately.  I'm doing the latter to reduce
215 	 * the number of MALLOC()s.
216 	 */
217 	for (i = 0; i < len; i++, iovp++, iov32p++) {
218 		if ((error = copyin(&iov32p->iov_base, &iov_base, sizeof(iov_base))))
219 		    return (error);
220 		if ((error = copyin(&iov32p->iov_len, &iov_len, sizeof(iov_len))))
221 		    return (error);
222 		iovp->iov_base = (void *)(u_long)iov_base;
223 		iovp->iov_len = (size_t)iov_len;
224 	}
225 	return error;
226 }
227 
228 /* msg_iov must be done separately */
229 static __inline void
230 netbsd32_to_msghdr(mhp32, mhp)
231 	const struct netbsd32_msghdr *mhp32;
232 	struct msghdr *mhp;
233 {
234 
235 	mhp->msg_name = NETBSD32PTR64(mhp32->msg_name);
236 	mhp->msg_namelen = mhp32->msg_namelen;
237 	mhp->msg_iovlen = (size_t)mhp32->msg_iovlen;
238 	mhp->msg_control = NETBSD32PTR64(mhp32->msg_control);
239 	mhp->msg_controllen = mhp32->msg_controllen;
240 	mhp->msg_flags = mhp32->msg_flags;
241 }
242 
243 /* msg_iov must be done separately */
244 static __inline void
245 netbsd32_from_msghdr(mhp32, mhp)
246 	struct netbsd32_msghdr *mhp32;
247 	const struct msghdr *mhp;
248 {
249 
250 	mhp32->msg_name = mhp32->msg_name;
251 	mhp32->msg_namelen = mhp32->msg_namelen;
252 	mhp32->msg_iovlen = mhp32->msg_iovlen;
253 	mhp32->msg_control = mhp32->msg_control;
254 	mhp32->msg_controllen = mhp->msg_controllen;
255 	mhp32->msg_flags = mhp->msg_flags;
256 }
257 
258 static __inline void
259 netbsd32_from_statvfs(sbp, sb32p)
260 	const struct statvfs *sbp;
261 	struct netbsd32_statvfs *sb32p;
262 {
263 	sb32p->f_flag = sbp->f_flag;
264 	sb32p->f_bsize = (netbsd32_u_long)sbp->f_bsize;
265 	sb32p->f_frsize = (netbsd32_u_long)sbp->f_frsize;
266 	sb32p->f_iosize = (netbsd32_u_long)sbp->f_iosize;
267 	sb32p->f_blocks = sbp->f_blocks;
268 	sb32p->f_bfree = sbp->f_bfree;
269 	sb32p->f_bavail = sbp->f_bavail;
270 	sb32p->f_bresvd = sbp->f_bresvd;
271 	sb32p->f_files = sbp->f_files;
272 	sb32p->f_ffree = sbp->f_ffree;
273 	sb32p->f_favail = sbp->f_favail;
274 	sb32p->f_fresvd = sbp->f_fresvd;
275 	sb32p->f_syncreads = sbp->f_syncreads;
276 	sb32p->f_syncwrites = sbp->f_syncwrites;
277 	sb32p->f_asyncreads = sbp->f_asyncreads;
278 	sb32p->f_asyncwrites = sbp->f_asyncwrites;
279 	sb32p->f_fsidx = sbp->f_fsidx;
280 	sb32p->f_fsid = (netbsd32_u_long)sbp->f_fsid;
281 	sb32p->f_namemax = (netbsd32_u_long)sbp->f_namemax;
282 	sb32p->f_owner = sbp->f_owner;
283 	sb32p->f_spare[0] = 0;
284 	sb32p->f_spare[1] = 0;
285 	sb32p->f_spare[2] = 0;
286 	sb32p->f_spare[3] = 0;
287 #if 1
288 	/* May as well do the whole batch in one go */
289 	memcpy(sb32p->f_fstypename, sbp->f_fstypename,
290 	    sizeof(sb32p->f_fstypename) + sizeof(sb32p->f_mntonname) +
291 	    sizeof(sb32p->f_mntfromname));
292 #else
293 	/* If we want to be careful */
294 	memcpy(sb32p->f_fstypename, sbp->f_fstypename, sizeof(sb32p->f_fstypename));
295 	memcpy(sb32p->f_mntonname, sbp->f_mntonname, sizeof(sb32p->f_mntonname));
296 	memcpy(sb32p->f_mntfromname, sbp->f_mntfromname, sizeof(sb32p->f_mntfromname));
297 #endif
298 }
299 
300 static __inline void
301 netbsd32_from_timex(txp, tx32p)
302 	const struct timex *txp;
303 	struct netbsd32_timex *tx32p;
304 {
305 
306 	tx32p->modes = txp->modes;
307 	tx32p->offset = (netbsd32_long)txp->offset;
308 	tx32p->freq = (netbsd32_long)txp->freq;
309 	tx32p->maxerror = (netbsd32_long)txp->maxerror;
310 	tx32p->esterror = (netbsd32_long)txp->esterror;
311 	tx32p->status = txp->status;
312 	tx32p->constant = (netbsd32_long)txp->constant;
313 	tx32p->precision = (netbsd32_long)txp->precision;
314 	tx32p->tolerance = (netbsd32_long)txp->tolerance;
315 	tx32p->ppsfreq = (netbsd32_long)txp->ppsfreq;
316 	tx32p->jitter = (netbsd32_long)txp->jitter;
317 	tx32p->shift = txp->shift;
318 	tx32p->stabil = (netbsd32_long)txp->stabil;
319 	tx32p->jitcnt = (netbsd32_long)txp->jitcnt;
320 	tx32p->calcnt = (netbsd32_long)txp->calcnt;
321 	tx32p->errcnt = (netbsd32_long)txp->errcnt;
322 	tx32p->stbcnt = (netbsd32_long)txp->stbcnt;
323 }
324 
325 static __inline void
326 netbsd32_to_timex(tx32p, txp)
327 	const struct netbsd32_timex *tx32p;
328 	struct timex *txp;
329 {
330 
331 	txp->modes = tx32p->modes;
332 	txp->offset = (long)tx32p->offset;
333 	txp->freq = (long)tx32p->freq;
334 	txp->maxerror = (long)tx32p->maxerror;
335 	txp->esterror = (long)tx32p->esterror;
336 	txp->status = tx32p->status;
337 	txp->constant = (long)tx32p->constant;
338 	txp->precision = (long)tx32p->precision;
339 	txp->tolerance = (long)tx32p->tolerance;
340 	txp->ppsfreq = (long)tx32p->ppsfreq;
341 	txp->jitter = (long)tx32p->jitter;
342 	txp->shift = tx32p->shift;
343 	txp->stabil = (long)tx32p->stabil;
344 	txp->jitcnt = (long)tx32p->jitcnt;
345 	txp->calcnt = (long)tx32p->calcnt;
346 	txp->errcnt = (long)tx32p->errcnt;
347 	txp->stbcnt = (long)tx32p->stbcnt;
348 }
349 
350 static __inline void
351 netbsd32_from___stat13(sbp, sb32p)
352 	const struct stat *sbp;
353 	struct netbsd32_stat13 *sb32p;
354 {
355 	sb32p->st_dev = sbp->st_dev;
356 	sb32p->st_ino = sbp->st_ino;
357 	sb32p->st_mode = sbp->st_mode;
358 	sb32p->st_nlink = sbp->st_nlink;
359 	sb32p->st_uid = sbp->st_uid;
360 	sb32p->st_gid = sbp->st_gid;
361 	sb32p->st_rdev = sbp->st_rdev;
362 	sb32p->st_size = sbp->st_size;
363 	sb32p->st_atimespec.tv_sec = (netbsd32_time_t)sbp->st_atimespec.tv_sec;
364 	sb32p->st_atimespec.tv_nsec = (netbsd32_long)sbp->st_atimespec.tv_nsec;
365 	sb32p->st_mtimespec.tv_sec = (netbsd32_time_t)sbp->st_mtimespec.tv_sec;
366 	sb32p->st_mtimespec.tv_nsec = (netbsd32_long)sbp->st_mtimespec.tv_nsec;
367 	sb32p->st_ctimespec.tv_sec = (netbsd32_time_t)sbp->st_ctimespec.tv_sec;
368 	sb32p->st_ctimespec.tv_nsec = (netbsd32_long)sbp->st_ctimespec.tv_nsec;
369 	sb32p->st_blksize = sbp->st_blksize;
370 	sb32p->st_blocks = sbp->st_blocks;
371 	sb32p->st_flags = sbp->st_flags;
372 	sb32p->st_gen = sbp->st_gen;
373 }
374 
375 static __inline void
376 netbsd32_from___stat30(sbp, sb32p)
377 	const struct stat *sbp;
378 	struct netbsd32_stat *sb32p;
379 {
380 	sb32p->st_dev = sbp->st_dev;
381 	sb32p->st_ino = sbp->st_ino;
382 	sb32p->st_mode = sbp->st_mode;
383 	sb32p->st_nlink = sbp->st_nlink;
384 	sb32p->st_uid = sbp->st_uid;
385 	sb32p->st_gid = sbp->st_gid;
386 	sb32p->st_rdev = sbp->st_rdev;
387 	sb32p->st_size = sbp->st_size;
388 	sb32p->st_atimespec.tv_sec = (netbsd32_time_t)sbp->st_atimespec.tv_sec;
389 	sb32p->st_atimespec.tv_nsec = (netbsd32_long)sbp->st_atimespec.tv_nsec;
390 	sb32p->st_mtimespec.tv_sec = (netbsd32_time_t)sbp->st_mtimespec.tv_sec;
391 	sb32p->st_mtimespec.tv_nsec = (netbsd32_long)sbp->st_mtimespec.tv_nsec;
392 	sb32p->st_ctimespec.tv_sec = (netbsd32_time_t)sbp->st_ctimespec.tv_sec;
393 	sb32p->st_ctimespec.tv_nsec = (netbsd32_long)sbp->st_ctimespec.tv_nsec;
394 	sb32p->st_blksize = sbp->st_blksize;
395 	sb32p->st_blocks = sbp->st_blocks;
396 	sb32p->st_flags = sbp->st_flags;
397 	sb32p->st_gen = sbp->st_gen;
398 }
399 
400 static __inline void
401 netbsd32_to_ipc_perm(ip32p, ipp)
402 	const struct netbsd32_ipc_perm *ip32p;
403 	struct ipc_perm *ipp;
404 {
405 
406 	ipp->cuid = ip32p->cuid;
407 	ipp->cgid = ip32p->cgid;
408 	ipp->uid = ip32p->uid;
409 	ipp->gid = ip32p->gid;
410 	ipp->mode = ip32p->mode;
411 	ipp->_seq = ip32p->_seq;
412 	ipp->_key = (key_t)ip32p->_key;
413 }
414 
415 static __inline void
416 netbsd32_from_ipc_perm(ipp, ip32p)
417 	const struct ipc_perm *ipp;
418 	struct netbsd32_ipc_perm *ip32p;
419 {
420 
421 	ip32p->cuid = ipp->cuid;
422 	ip32p->cgid = ipp->cgid;
423 	ip32p->uid = ipp->uid;
424 	ip32p->gid = ipp->gid;
425 	ip32p->mode = ipp->mode;
426 	ip32p->_seq = ipp->_seq;
427 	ip32p->_key = (netbsd32_key_t)ipp->_key;
428 }
429 
430 static __inline void
431 netbsd32_to_msg(m32p, mp)
432 	const struct netbsd32_msg *m32p;
433 	struct msg *mp;
434 {
435 
436 	mp->msg_next = NETBSD32PTR64(m32p->msg_next);
437 	mp->msg_type = (long)m32p->msg_type;
438 	mp->msg_ts = m32p->msg_ts;
439 	mp->msg_spot = m32p->msg_spot;
440 }
441 
442 static __inline void
443 netbsd32_from_msg(mp, m32p)
444 	const struct msg *mp;
445 	struct netbsd32_msg *m32p;
446 {
447 
448 	NETBSD32PTR32(m32p->msg_next, mp->msg_next);
449 	m32p->msg_type = (netbsd32_long)mp->msg_type;
450 	m32p->msg_ts = mp->msg_ts;
451 	m32p->msg_spot = mp->msg_spot;
452 }
453 
454 static __inline void
455 netbsd32_to_msqid_ds(ds32p, dsp)
456 	const struct netbsd32_msqid_ds *ds32p;
457 	struct msqid_ds *dsp;
458 {
459 
460 	netbsd32_to_ipc_perm(&ds32p->msg_perm, &dsp->msg_perm);
461 	dsp->_msg_cbytes = (u_long)ds32p->_msg_cbytes;
462 	dsp->msg_qnum = (u_long)ds32p->msg_qnum;
463 	dsp->msg_qbytes = (u_long)ds32p->msg_qbytes;
464 	dsp->msg_lspid = ds32p->msg_lspid;
465 	dsp->msg_lrpid = ds32p->msg_lrpid;
466 	dsp->msg_rtime = (time_t)ds32p->msg_rtime;
467 	dsp->msg_stime = (time_t)ds32p->msg_stime;
468 	dsp->msg_ctime = (time_t)ds32p->msg_ctime;
469 }
470 
471 static __inline void
472 netbsd32_from_msqid_ds(dsp, ds32p)
473 	const struct msqid_ds *dsp;
474 	struct netbsd32_msqid_ds *ds32p;
475 {
476 
477 	netbsd32_from_ipc_perm(&dsp->msg_perm, &ds32p->msg_perm);
478 	ds32p->_msg_cbytes = (netbsd32_u_long)dsp->_msg_cbytes;
479 	ds32p->msg_qnum = (netbsd32_u_long)dsp->msg_qnum;
480 	ds32p->msg_qbytes = (netbsd32_u_long)dsp->msg_qbytes;
481 	ds32p->msg_lspid = dsp->msg_lspid;
482 	ds32p->msg_lrpid = dsp->msg_lrpid;
483 	ds32p->msg_rtime = dsp->msg_rtime;
484 	ds32p->msg_stime = dsp->msg_stime;
485 	ds32p->msg_ctime = dsp->msg_ctime;
486 }
487 
488 static __inline void
489 netbsd32_to_shmid_ds(ds32p, dsp)
490 	const struct netbsd32_shmid_ds *ds32p;
491 	struct shmid_ds *dsp;
492 {
493 
494 	netbsd32_to_ipc_perm(&ds32p->shm_perm, &dsp->shm_perm);
495 	dsp->shm_segsz = ds32p->shm_segsz;
496 	dsp->shm_lpid = ds32p->shm_lpid;
497 	dsp->shm_cpid = ds32p->shm_cpid;
498 	dsp->shm_nattch = ds32p->shm_nattch;
499 	dsp->shm_atime = (long)ds32p->shm_atime;
500 	dsp->shm_dtime = (long)ds32p->shm_dtime;
501 	dsp->shm_ctime = (long)ds32p->shm_ctime;
502 	dsp->_shm_internal = NETBSD32PTR64(ds32p->_shm_internal);
503 }
504 
505 static __inline void
506 netbsd32_from_shmid_ds(dsp, ds32p)
507 	const struct shmid_ds *dsp;
508 	struct netbsd32_shmid_ds *ds32p;
509 {
510 
511 	netbsd32_from_ipc_perm(&dsp->shm_perm, &ds32p->shm_perm);
512 	ds32p->shm_segsz = dsp->shm_segsz;
513 	ds32p->shm_lpid = dsp->shm_lpid;
514 	ds32p->shm_cpid = dsp->shm_cpid;
515 	ds32p->shm_nattch = dsp->shm_nattch;
516 	ds32p->shm_atime = (netbsd32_long)dsp->shm_atime;
517 	ds32p->shm_dtime = (netbsd32_long)dsp->shm_dtime;
518 	ds32p->shm_ctime = (netbsd32_long)dsp->shm_ctime;
519 	NETBSD32PTR32(ds32p->_shm_internal, dsp->_shm_internal);
520 }
521 
522 static __inline void
523 netbsd32_to_semid_ds(s32dsp, dsp)
524 	const struct  netbsd32_semid_ds *s32dsp;
525 	struct  semid_ds *dsp;
526 {
527 
528 	netbsd32_to_ipc_perm(&s32dsp->sem_perm, &dsp->sem_perm);
529 	dsp->_sem_base = NETBSD32PTR64(s32dsp->_sem_base);
530 	dsp->sem_nsems = s32dsp->sem_nsems;
531 	dsp->sem_otime = s32dsp->sem_otime;
532 	dsp->sem_ctime = s32dsp->sem_ctime;
533 }
534 
535 static __inline void
536 netbsd32_from_semid_ds(dsp, s32dsp)
537 	const struct  semid_ds *dsp;
538 	struct  netbsd32_semid_ds *s32dsp;
539 {
540 
541 	netbsd32_from_ipc_perm(&dsp->sem_perm, &s32dsp->sem_perm);
542 	NETBSD32PTR32(s32dsp->_sem_base, dsp->_sem_base);
543 	s32dsp->sem_nsems = dsp->sem_nsems;
544 	s32dsp->sem_otime = dsp->sem_otime;
545 	s32dsp->sem_ctime = dsp->sem_ctime;
546 }
547 
548 static __inline void
549 netbsd32_from_loadavg(av32, av)
550 	struct netbsd32_loadavg *av32;
551 	const struct loadavg *av;
552 {
553 
554 	av32->ldavg[0] = av->ldavg[0];
555 	av32->ldavg[1] = av->ldavg[1];
556 	av32->ldavg[2] = av->ldavg[2];
557 	av32->fscale = (netbsd32_long)av->fscale;
558 }
559 
560 static __inline void
561 netbsd32_to_kevent(struct netbsd32_kevent *ke32, struct kevent *ke)
562 {
563 	ke->ident = ke32->ident;
564 	ke->filter = ke32->filter;
565 	ke->flags = ke32->flags;
566 	ke->fflags = ke32->fflags;
567 	ke->data = ke32->data;
568 	ke->udata = ke32->udata;
569 }
570 
571 static __inline void
572 netbsd32_from_kevent(struct kevent *ke, struct netbsd32_kevent *ke32)
573 {
574 	ke32->ident = ke->ident;
575 	ke32->filter = ke->filter;
576 	ke32->flags = ke->flags;
577 	ke32->fflags = ke->fflags;
578 	ke32->data = ke->data;
579 	ke32->udata = ke->udata;
580 }
581 
582 static __inline void
583 netbsd32_to_sigevent(const struct netbsd32_sigevent *ev32, struct sigevent *ev)
584 {
585 	ev->sigev_notify = ev32->sigev_notify;
586 	ev->sigev_signo = ev32->sigev_signo;
587 	/*
588 	 * XXX sival_ptr, sigev_notify_function and
589 	 *     sigev_notify_attributes are  currently unused
590 	 */
591 	ev->sigev_value.sival_int = ev32->sigev_value.sival_int;
592 	ev->sigev_notify_function = NETBSD32PTR64(ev32->sigev_notify_function);
593 	ev->sigev_notify_attributes = NETBSD32PTR64(ev32->sigev_notify_attributes);
594 }
595 
596 static __inline int
597 netbsd32_to_dirent12(char *buf, int nbytes)
598 {
599 	struct dirent *ndp, *nndp, *endp;
600 	struct dirent12 *odp;
601 
602 	odp = (struct dirent12 *)(void *)buf;
603 	ndp = (struct dirent *)(void *)buf;
604 	endp = (struct dirent *)(void *)&buf[nbytes];
605 
606 	/*
607 	 * In-place conversion. This works because odp
608 	 * is smaller than ndp, but it has to be done
609 	 * in the right sequence.
610 	 */
611 	for (; ndp < endp; ndp = nndp) {
612 		nndp = _DIRENT_NEXT(ndp);
613 		odp->d_fileno = (u_int32_t)ndp->d_fileno;
614 		if (ndp->d_namlen >= sizeof(odp->d_name))
615 			odp->d_namlen = sizeof(odp->d_name) - 1;
616 		else
617 			odp->d_namlen = (u_int8_t)ndp->d_namlen;
618 		odp->d_type = ndp->d_type;
619 		(void)memcpy(odp->d_name, ndp->d_name, (size_t)odp->d_namlen);
620 		odp->d_name[odp->d_namlen] = '\0';
621 		odp->d_reclen = _DIRENT_SIZE(odp);
622 		odp = _DIRENT_NEXT(odp);
623 	}
624 	return ((char *)(void *)odp) - buf;
625 }
626 
627 #endif /* _COMPAT_NETBSD32_NETBSD32_CONV_H_ */
628