netbsd32_conv.h (revision 55a1c9745662c750e6e1c642eb576f1b3b945e3b) - OpenGrok cross reference for /netbsd-src/sys/compat/netbsd32/netbsd32_conv.h

/*	$NetBSD: netbsd32_conv.h,v 1.48 2023/07/30 06:52:20 rin Exp $	*/

/*
 * Copyright (c) 1998, 2001 Matthew R. Green
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 */

#ifndef _COMPAT_NETBSD32_NETBSD32_CONV_H_
#define _COMPAT_NETBSD32_NETBSD32_CONV_H_

#include <sys/param.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/dirent.h>
#include <sys/ipc.h>
#include <sys/msg.h>
#define msg __msg /* Don't ask me! */
#include <sys/sem.h>
#include <sys/shm.h>
#include <sys/socket.h>
#include <sys/stat.h>
#include <sys/time.h>
#include <sys/timex.h>
#include <sys/event.h>
#include <sys/epoll.h>

#include <compat/sys/dirent.h>

#include <prop/plistref.h>

#include <nv.h>

#include <compat/netbsd32/netbsd32.h>

/* converters for structures that we need */
static __inline void
netbsd32_from_timeval50(const struct timeval *tv,
    struct netbsd32_timeval50 *tv32)
{

	memset(tv32, 0, sizeof(*tv32));
	tv32->tv_sec = (netbsd32_time50_t)tv->tv_sec;
	tv32->tv_usec = (netbsd32_long)tv->tv_usec;
}

static __inline void
netbsd32_from_timeval(const struct timeval *tv,
    struct netbsd32_timeval *tv32)
{

	memset(tv32, 0, sizeof(*tv32));
	tv32->tv_sec = (netbsd32_time_t)tv->tv_sec;
	tv32->tv_usec = tv->tv_usec;
}

static __inline void
netbsd32_to_timeval50(const struct netbsd32_timeval50 *tv32,
    struct timeval *tv)
{

	memset(tv, 0, sizeof(*tv));
	tv->tv_sec = (time_t)tv32->tv_sec;
	tv->tv_usec = tv32->tv_usec;
}

static __inline void
netbsd32_to_timeval(const struct netbsd32_timeval *tv32,
    struct timeval *tv)
{

	memset(tv, 0, sizeof(*tv));
	tv->tv_sec = (time_t)tv32->tv_sec;
	tv->tv_usec = tv32->tv_usec;
}

static __inline void
netbsd32_from_itimerval50(const struct itimerval *itv,
    struct netbsd32_itimerval50 *itv32)
{

	memset(itv32, 0, sizeof(*itv32));
	netbsd32_from_timeval50(&itv->it_interval,
			     &itv32->it_interval);
	netbsd32_from_timeval50(&itv->it_value,
			     &itv32->it_value);
}

static __inline void
netbsd32_from_itimerval(const struct itimerval *itv,
    struct netbsd32_itimerval *itv32)
{

	memset(itv32, 0, sizeof(*itv32));
	netbsd32_from_timeval(&itv->it_interval,
			     &itv32->it_interval);
	netbsd32_from_timeval(&itv->it_value,
			     &itv32->it_value);
}

static __inline void
netbsd32_to_itimerval50(const struct netbsd32_itimerval50 *itv32,
    struct itimerval *itv)
{

	memset(itv, 0, sizeof(*itv));
	netbsd32_to_timeval50(&itv32->it_interval, &itv->it_interval);
	netbsd32_to_timeval50(&itv32->it_value, &itv->it_value);
}

static __inline void
netbsd32_to_itimerval(const struct netbsd32_itimerval *itv32,
    struct itimerval *itv)
{

	memset(itv, 0, sizeof(*itv));
	netbsd32_to_timeval(&itv32->it_interval, &itv->it_interval);
	netbsd32_to_timeval(&itv32->it_value, &itv->it_value);
}

static __inline void
netbsd32_to_timespec50(const struct netbsd32_timespec50 *s32p,
    struct timespec *p)
{

	memset(p, 0, sizeof(*p));
	p->tv_sec = (time_t)s32p->tv_sec;
	p->tv_nsec = (long)s32p->tv_nsec;
}

static __inline void
netbsd32_to_timespec(const struct netbsd32_timespec *s32p,
    struct timespec *p)
{

	memset(p, 0, sizeof(*p));
	p->tv_sec = (time_t)s32p->tv_sec;
	p->tv_nsec = (long)s32p->tv_nsec;
}

static __inline void
netbsd32_from_timespec50(const struct timespec *p,
    struct netbsd32_timespec50 *s32p)
{

	memset(s32p, 0, sizeof(*s32p));
	s32p->tv_sec = (netbsd32_time50_t)p->tv_sec;
	s32p->tv_nsec = (netbsd32_long)p->tv_nsec;
}

static __inline void
netbsd32_from_timespec(const struct timespec *p,
    struct netbsd32_timespec *s32p)
{

	memset(s32p, 0, sizeof(*s32p));
	s32p->tv_sec = (netbsd32_time_t)p->tv_sec;
	s32p->tv_nsec = (netbsd32_long)p->tv_nsec;
}

static __inline void
netbsd32_from_rusage(const struct rusage *rup,
    struct netbsd32_rusage *ru32p)
{

	memset(ru32p, 0, sizeof(*ru32p));
	netbsd32_from_timeval(&rup->ru_utime, &ru32p->ru_utime);
	netbsd32_from_timeval(&rup->ru_stime, &ru32p->ru_stime);
#define C(var)	ru32p->var = (netbsd32_long)rup->var
	C(ru_maxrss);
	C(ru_ixrss);
	C(ru_idrss);
	C(ru_isrss);
	C(ru_minflt);
	C(ru_majflt);
	C(ru_nswap);
	C(ru_inblock);
	C(ru_oublock);
	C(ru_msgsnd);
	C(ru_msgrcv);
	C(ru_nsignals);
	C(ru_nvcsw);
	C(ru_nivcsw);
#undef C
}

static __inline void
netbsd32_to_rusage(const struct netbsd32_rusage *ru32p,
    struct rusage *rup)
{

	memset(rup, 0, sizeof(*rup));
	netbsd32_to_timeval(&ru32p->ru_utime, &rup->ru_utime);
	netbsd32_to_timeval(&ru32p->ru_stime, &rup->ru_stime);
#define C(var)	rup->var = (long)ru32p->var
	C(ru_maxrss);
	C(ru_ixrss);
	C(ru_idrss);
	C(ru_isrss);
	C(ru_minflt);
	C(ru_majflt);
	C(ru_nswap);
	C(ru_inblock);
	C(ru_oublock);
	C(ru_msgsnd);
	C(ru_msgrcv);
	C(ru_nsignals);
	C(ru_nvcsw);
	C(ru_nivcsw);
#undef C
}

static __inline void
netbsd32_from_rusage50(const struct rusage *rup,
    struct netbsd32_rusage50 *ru32p)
{

	memset(ru32p, 0, sizeof(*ru32p));
	netbsd32_from_timeval50(&rup->ru_utime, &ru32p->ru_utime);
	netbsd32_from_timeval50(&rup->ru_stime, &ru32p->ru_stime);
#define C(var)	ru32p->var = (netbsd32_long)rup->var
	C(ru_maxrss);
	C(ru_ixrss);
	C(ru_idrss);
	C(ru_isrss);
	C(ru_minflt);
	C(ru_majflt);
	C(ru_nswap);
	C(ru_inblock);
	C(ru_oublock);
	C(ru_msgsnd);
	C(ru_msgrcv);
	C(ru_nsignals);
	C(ru_nvcsw);
	C(ru_nivcsw);
#undef C
}

static __inline int
netbsd32_to_iovecin(const struct netbsd32_iovec *iov32p, struct iovec *iovp,
    int len)
{
	int i, error=0;
	uint32_t iov_base;
	uint32_t iov_len, total_iov_len;

	/*
	 * We could allocate an iov32p, do a copyin, and translate
	 * each field and then free it all up, or we could copyin
	 * each field separately.  I'm doing the latter to reduce
	 * the number of MALLOC()s.
	 */
	memset(iovp, 0, sizeof(*iovp));
	total_iov_len = 0;
	for (i = 0; i < len; i++, iovp++, iov32p++) {
		if ((error = copyin(&iov32p->iov_base, &iov_base, sizeof(iov_base))))
		    return error;
		if ((error = copyin(&iov32p->iov_len, &iov_len, sizeof(iov_len))))
		    return error;
		iovp->iov_base = (void *)(u_long)iov_base;
		iovp->iov_len = (size_t)iov_len;

		/*
		 * System calls return ssize_t because -1 is returned
		 * on error.  Therefore we must restrict the length to
		 * SSIZE_MAX (NETBSD32_SSIZE_MAX with compat32) to
		 * avoid garbage return values.
		 */
		total_iov_len += iov_len;
		if (iov_len > NETBSD32_SSIZE_MAX ||
		    total_iov_len > NETBSD32_SSIZE_MAX) {
			return EINVAL;
			break;
		}
	}
	return error;
}

/* msg_iov must be done separately */
static __inline void
netbsd32_to_msghdr(const struct netbsd32_msghdr *mhp32, struct msghdr *mhp)
{

	memset(mhp, 0, sizeof(*mhp));
	mhp->msg_name = NETBSD32PTR64(mhp32->msg_name);
	mhp->msg_namelen = mhp32->msg_namelen;
	mhp->msg_iovlen = (size_t)mhp32->msg_iovlen;
	mhp->msg_control = NETBSD32PTR64(mhp32->msg_control);
	mhp->msg_controllen = mhp32->msg_controllen;
	mhp->msg_flags = mhp32->msg_flags;
}

/* msg_iov must be done separately */
static __inline void
netbsd32_from_msghdr(struct netbsd32_msghdr *mhp32, const struct msghdr *mhp)
{

	memset(mhp32, 0, sizeof(*mhp32));
	NETBSD32PTR32(mhp32->msg_name, mhp->msg_name);
	mhp32->msg_namelen = mhp->msg_namelen;
	mhp32->msg_iovlen = mhp->msg_iovlen;
	NETBSD32PTR32(mhp32->msg_control, mhp->msg_control);
	mhp32->msg_controllen = mhp->msg_controllen;
	mhp32->msg_flags = mhp->msg_flags;
}

static __inline void
netbsd32_to_mmsghdr(const struct netbsd32_mmsghdr *mmsg32,
    struct mmsghdr *mmsg)
{

	memset(mmsg, 0, sizeof(*mmsg));
	netbsd32_to_msghdr(&mmsg32->msg_hdr, &mmsg->msg_hdr);
	mmsg->msg_len = mmsg32->msg_len;
}

static __inline void
netbsd32_from_mmsghdr(struct netbsd32_mmsghdr *mmsg32,
    const struct mmsghdr *mmsg)
{

	memset(mmsg32, 0, sizeof(*mmsg32));
	netbsd32_from_msghdr(&mmsg32->msg_hdr, &mmsg->msg_hdr);
	mmsg32->msg_len = mmsg->msg_len;
}

static __inline void
netbsd32_from_statvfs90(const struct statvfs *sbp, struct netbsd32_statvfs90 *sb32p)
{

	memset(sb32p, 0, sizeof(*sb32p));
	sb32p->f_flag = sbp->f_flag;
	sb32p->f_bsize = (netbsd32_u_long)sbp->f_bsize;
	sb32p->f_frsize = (netbsd32_u_long)sbp->f_frsize;
	sb32p->f_iosize = (netbsd32_u_long)sbp->f_iosize;
	sb32p->f_blocks = sbp->f_blocks;
	sb32p->f_bfree = sbp->f_bfree;
	sb32p->f_bavail = sbp->f_bavail;
	sb32p->f_bresvd = sbp->f_bresvd;
	sb32p->f_files = sbp->f_files;
	sb32p->f_ffree = sbp->f_ffree;
	sb32p->f_favail = sbp->f_favail;
	sb32p->f_fresvd = sbp->f_fresvd;
	sb32p->f_syncreads = sbp->f_syncreads;
	sb32p->f_syncwrites = sbp->f_syncwrites;
	sb32p->f_asyncreads = sbp->f_asyncreads;
	sb32p->f_asyncwrites = sbp->f_asyncwrites;
	sb32p->f_fsidx = sbp->f_fsidx;
	sb32p->f_fsid = (netbsd32_u_long)sbp->f_fsid;
	sb32p->f_namemax = (netbsd32_u_long)sbp->f_namemax;
	sb32p->f_owner = sbp->f_owner;
	sb32p->f_spare[0] = 0;
	sb32p->f_spare[1] = 0;
	sb32p->f_spare[2] = 0;
	sb32p->f_spare[3] = 0;
#if 1
	/* May as well do the whole batch in one go */
	memcpy(sb32p->f_fstypename, sbp->f_fstypename,
	    sizeof(sb32p->f_fstypename) + sizeof(sb32p->f_mntonname) +
	    sizeof(sb32p->f_mntfromname));
#else
	/* If we want to be careful */
	memcpy(sb32p->f_fstypename, sbp->f_fstypename, sizeof(sb32p->f_fstypename));
	memcpy(sb32p->f_mntonname, sbp->f_mntonname, sizeof(sb32p->f_mntonname));
	memcpy(sb32p->f_mntfromname, sbp->f_mntfromname, sizeof(sb32p->f_mntfromname));
#endif
}

static __inline void
netbsd32_from_statvfs(const struct statvfs *sbp, struct netbsd32_statvfs *sb32p)
{

	memset(sb32p, 0, sizeof(*sb32p));
	sb32p->f_flag = sbp->f_flag;
	sb32p->f_bsize = (netbsd32_u_long)sbp->f_bsize;
	sb32p->f_frsize = (netbsd32_u_long)sbp->f_frsize;
	sb32p->f_iosize = (netbsd32_u_long)sbp->f_iosize;
	sb32p->f_blocks = sbp->f_blocks;
	sb32p->f_bfree = sbp->f_bfree;
	sb32p->f_bavail = sbp->f_bavail;
	sb32p->f_bresvd = sbp->f_bresvd;
	sb32p->f_files = sbp->f_files;
	sb32p->f_ffree = sbp->f_ffree;
	sb32p->f_favail = sbp->f_favail;
	sb32p->f_fresvd = sbp->f_fresvd;
	sb32p->f_syncreads = sbp->f_syncreads;
	sb32p->f_syncwrites = sbp->f_syncwrites;
	sb32p->f_asyncreads = sbp->f_asyncreads;
	sb32p->f_asyncwrites = sbp->f_asyncwrites;
	sb32p->f_fsidx = sbp->f_fsidx;
	sb32p->f_fsid = (netbsd32_u_long)sbp->f_fsid;
	sb32p->f_namemax = (netbsd32_u_long)sbp->f_namemax;
	sb32p->f_owner = sbp->f_owner;
	sb32p->f_spare[0] = 0;
	sb32p->f_spare[1] = 0;
	sb32p->f_spare[2] = 0;
	sb32p->f_spare[3] = 0;
#if 1
	/* May as well do the whole batch in one go */
	memcpy(sb32p->f_fstypename, sbp->f_fstypename,
	    sizeof(sb32p->f_fstypename) + sizeof(sb32p->f_mntonname) +
	    sizeof(sb32p->f_mntfromname) + sizeof(sb32p->f_mntfromlabel));
#else
	/* If we want to be careful */
	memcpy(sb32p->f_fstypename, sbp->f_fstypename, sizeof(sb32p->f_fstypename));
	memcpy(sb32p->f_mntonname, sbp->f_mntonname, sizeof(sb32p->f_mntonname));
	memcpy(sb32p->f_mntfromname, sbp->f_mntfromname, sizeof(sb32p->f_mntfromname));
	memcpy(sb32p->f_mntfromlabel, sbp->f_mntfromlabel, sizeof(sb32p->f_mntfromlabel));
#endif
}

static __inline void
netbsd32_from_timex(const struct timex *txp, struct netbsd32_timex *tx32p)
{

	memset(tx32p, 0, sizeof(*tx32p));
	tx32p->modes = txp->modes;
	tx32p->offset = (netbsd32_long)txp->offset;
	tx32p->freq = (netbsd32_long)txp->freq;
	tx32p->maxerror = (netbsd32_long)txp->maxerror;
	tx32p->esterror = (netbsd32_long)txp->esterror;
	tx32p->status = txp->status;
	tx32p->constant = (netbsd32_long)txp->constant;
	tx32p->precision = (netbsd32_long)txp->precision;
	tx32p->tolerance = (netbsd32_long)txp->tolerance;
	tx32p->ppsfreq = (netbsd32_long)txp->ppsfreq;
	tx32p->jitter = (netbsd32_long)txp->jitter;
	tx32p->shift = txp->shift;
	tx32p->stabil = (netbsd32_long)txp->stabil;
	tx32p->jitcnt = (netbsd32_long)txp->jitcnt;
	tx32p->calcnt = (netbsd32_long)txp->calcnt;
	tx32p->errcnt = (netbsd32_long)txp->errcnt;
	tx32p->stbcnt = (netbsd32_long)txp->stbcnt;
}

static __inline void
netbsd32_to_timex(const struct netbsd32_timex *tx32p, struct timex *txp)
{

	memset(txp, 0, sizeof(*txp));
	txp->modes = tx32p->modes;
	txp->offset = (long)tx32p->offset;
	txp->freq = (long)tx32p->freq;
	txp->maxerror = (long)tx32p->maxerror;
	txp->esterror = (long)tx32p->esterror;
	txp->status = tx32p->status;
	txp->constant = (long)tx32p->constant;
	txp->precision = (long)tx32p->precision;
	txp->tolerance = (long)tx32p->tolerance;
	txp->ppsfreq = (long)tx32p->ppsfreq;
	txp->jitter = (long)tx32p->jitter;
	txp->shift = tx32p->shift;
	txp->stabil = (long)tx32p->stabil;
	txp->jitcnt = (long)tx32p->jitcnt;
	txp->calcnt = (long)tx32p->calcnt;
	txp->errcnt = (long)tx32p->errcnt;
	txp->stbcnt = (long)tx32p->stbcnt;
}

static __inline void
netbsd32_from___stat13(const struct stat *sbp, struct netbsd32_stat13 *sb32p)
{

	memset(sb32p, 0, sizeof *sb32p);
	sb32p->st_dev = (uint32_t)sbp->st_dev;
	sb32p->st_ino = sbp->st_ino;
	sb32p->st_mode = sbp->st_mode;
	sb32p->st_nlink = sbp->st_nlink;
	sb32p->st_uid = sbp->st_uid;
	sb32p->st_gid = sbp->st_gid;
	sb32p->st_rdev = (uint32_t)sbp->st_rdev;
	sb32p->st_size = sbp->st_size;
	sb32p->st_atimespec.tv_sec = (int32_t)sbp->st_atimespec.tv_sec;
	sb32p->st_atimespec.tv_nsec = (netbsd32_long)sbp->st_atimespec.tv_nsec;
	sb32p->st_mtimespec.tv_sec = (int32_t)sbp->st_mtimespec.tv_sec;
	sb32p->st_mtimespec.tv_nsec = (netbsd32_long)sbp->st_mtimespec.tv_nsec;
	sb32p->st_ctimespec.tv_sec = (int32_t)sbp->st_ctimespec.tv_sec;
	sb32p->st_ctimespec.tv_nsec = (netbsd32_long)sbp->st_ctimespec.tv_nsec;
	sb32p->st_blksize = sbp->st_blksize;
	sb32p->st_blocks = sbp->st_blocks;
	sb32p->st_flags = sbp->st_flags;
	sb32p->st_gen = sbp->st_gen;
	sb32p->st_birthtimespec.tv_sec = (int32_t)sbp->st_birthtimespec.tv_sec;
	sb32p->st_birthtimespec.tv_nsec = (netbsd32_long)sbp->st_birthtimespec.tv_nsec;
}

static __inline void
netbsd32_from___stat50(const struct stat *sbp, struct netbsd32_stat50 *sb32p)
{

	memset(sb32p, 0, sizeof *sb32p);
	sb32p->st_dev = (uint32_t)sbp->st_dev;
	sb32p->st_ino = sbp->st_ino;
	sb32p->st_mode = sbp->st_mode;
	sb32p->st_nlink = sbp->st_nlink;
	sb32p->st_uid = sbp->st_uid;
	sb32p->st_gid = sbp->st_gid;
	sb32p->st_rdev = (uint32_t)sbp->st_rdev;
	sb32p->st_size = sbp->st_size;
	sb32p->st_atimespec.tv_sec = (int32_t)sbp->st_atimespec.tv_sec;
	sb32p->st_atimespec.tv_nsec = (netbsd32_long)sbp->st_atimespec.tv_nsec;
	sb32p->st_mtimespec.tv_sec = (int32_t)sbp->st_mtimespec.tv_sec;
	sb32p->st_mtimespec.tv_nsec = (netbsd32_long)sbp->st_mtimespec.tv_nsec;
	sb32p->st_ctimespec.tv_sec = (int32_t)sbp->st_ctimespec.tv_sec;
	sb32p->st_ctimespec.tv_nsec = (netbsd32_long)sbp->st_ctimespec.tv_nsec;
	sb32p->st_birthtimespec.tv_sec = (int32_t)sbp->st_birthtimespec.tv_sec;
	sb32p->st_birthtimespec.tv_nsec = (netbsd32_long)sbp->st_birthtimespec.tv_nsec;
	sb32p->st_blksize = sbp->st_blksize;
	sb32p->st_blocks = sbp->st_blocks;
	sb32p->st_flags = sbp->st_flags;
	sb32p->st_gen = sbp->st_gen;
}

static __inline void
netbsd32_from_stat(const struct stat *sbp, struct netbsd32_stat *sb32p)
{

	memset(sb32p, 0, sizeof *sb32p);
	sb32p->st_dev = sbp->st_dev;
	sb32p->st_ino = sbp->st_ino;
	sb32p->st_mode = sbp->st_mode;
	sb32p->st_nlink = sbp->st_nlink;
	sb32p->st_uid = sbp->st_uid;
	sb32p->st_gid = sbp->st_gid;
	sb32p->st_rdev = sbp->st_rdev;
	sb32p->st_size = sbp->st_size;
	sb32p->st_atimespec.tv_sec = (netbsd32_time_t)sbp->st_atimespec.tv_sec;
	sb32p->st_atimespec.tv_nsec = (netbsd32_long)sbp->st_atimespec.tv_nsec;
	sb32p->st_mtimespec.tv_sec = (netbsd32_time_t)sbp->st_mtimespec.tv_sec;
	sb32p->st_mtimespec.tv_nsec = (netbsd32_long)sbp->st_mtimespec.tv_nsec;
	sb32p->st_ctimespec.tv_sec = (netbsd32_time_t)sbp->st_ctimespec.tv_sec;
	sb32p->st_ctimespec.tv_nsec = (netbsd32_long)sbp->st_ctimespec.tv_nsec;
	sb32p->st_birthtimespec.tv_sec = (netbsd32_time_t)sbp->st_birthtimespec.tv_sec;
	sb32p->st_birthtimespec.tv_nsec = (netbsd32_long)sbp->st_birthtimespec.tv_nsec;
	sb32p->st_blksize = sbp->st_blksize;
	sb32p->st_blocks = sbp->st_blocks;
	sb32p->st_flags = sbp->st_flags;
	sb32p->st_gen = sbp->st_gen;
}

static __inline void
netbsd32_to_ipc_perm(const struct netbsd32_ipc_perm *ip32p,
    struct ipc_perm *ipp)
{

	memset(ipp, 0, sizeof(*ipp));
	ipp->cuid = ip32p->cuid;
	ipp->cgid = ip32p->cgid;
	ipp->uid = ip32p->uid;
	ipp->gid = ip32p->gid;
	ipp->mode = ip32p->mode;
	ipp->_seq = ip32p->_seq;
	ipp->_key = (key_t)ip32p->_key;
}

static __inline void
netbsd32_from_ipc_perm(const struct ipc_perm *ipp,
    struct netbsd32_ipc_perm *ip32p)
{

	memset(ip32p, 0, sizeof *ip32p);
	ip32p->cuid = ipp->cuid;
	ip32p->cgid = ipp->cgid;
	ip32p->uid = ipp->uid;
	ip32p->gid = ipp->gid;
	ip32p->mode = ipp->mode;
	ip32p->_seq = ipp->_seq;
	ip32p->_key = (netbsd32_key_t)ipp->_key;
}

static __inline void
netbsd32_to_msg(const struct netbsd32_msg *m32p, struct msg *mp)
{

	memset(mp, 0, sizeof(*mp));
	mp->msg_next = NETBSD32PTR64(m32p->msg_next);
	mp->msg_type = (long)m32p->msg_type;
	mp->msg_ts = m32p->msg_ts;
	mp->msg_spot = m32p->msg_spot;
}

static __inline void
netbsd32_from_msg(const struct msg *mp, struct netbsd32_msg *m32p)
{

	memset(m32p, 0, sizeof *m32p);
	NETBSD32PTR32(m32p->msg_next, mp->msg_next);
	m32p->msg_type = (netbsd32_long)mp->msg_type;
	m32p->msg_ts = mp->msg_ts;
	m32p->msg_spot = mp->msg_spot;
}

static __inline void
netbsd32_to_msqid_ds50(const struct netbsd32_msqid_ds50 *ds32p,
    struct msqid_ds *dsp)
{

	memset(dsp, 0, sizeof(*dsp));
	netbsd32_to_ipc_perm(&ds32p->msg_perm, &dsp->msg_perm);
	dsp->_msg_cbytes = (u_long)ds32p->_msg_cbytes;
	dsp->msg_qnum = (u_long)ds32p->msg_qnum;
	dsp->msg_qbytes = (u_long)ds32p->msg_qbytes;
	dsp->msg_lspid = ds32p->msg_lspid;
	dsp->msg_lrpid = ds32p->msg_lrpid;
	dsp->msg_rtime = (time_t)ds32p->msg_rtime;
	dsp->msg_stime = (time_t)ds32p->msg_stime;
	dsp->msg_ctime = (time_t)ds32p->msg_ctime;
}

static __inline void
netbsd32_to_msqid_ds(const struct netbsd32_msqid_ds *ds32p,
    struct msqid_ds *dsp)
{

	memset(dsp, 0, sizeof(*dsp));
	netbsd32_to_ipc_perm(&ds32p->msg_perm, &dsp->msg_perm);
	dsp->_msg_cbytes = (u_long)ds32p->_msg_cbytes;
	dsp->msg_qnum = (u_long)ds32p->msg_qnum;
	dsp->msg_qbytes = (u_long)ds32p->msg_qbytes;
	dsp->msg_lspid = ds32p->msg_lspid;
	dsp->msg_lrpid = ds32p->msg_lrpid;
	dsp->msg_rtime = (time_t)ds32p->msg_rtime;
	dsp->msg_stime = (time_t)ds32p->msg_stime;
	dsp->msg_ctime = (time_t)ds32p->msg_ctime;
}

static __inline void
netbsd32_from_msqid_ds50(const struct msqid_ds *dsp,
    struct netbsd32_msqid_ds50 *ds32p)
{

	memset(ds32p, 0, sizeof *ds32p);
	netbsd32_from_ipc_perm(&dsp->msg_perm, &ds32p->msg_perm);
	ds32p->_msg_cbytes = (netbsd32_u_long)dsp->_msg_cbytes;
	ds32p->msg_qnum = (netbsd32_u_long)dsp->msg_qnum;
	ds32p->msg_qbytes = (netbsd32_u_long)dsp->msg_qbytes;
	ds32p->msg_lspid = dsp->msg_lspid;
	ds32p->msg_lrpid = dsp->msg_lrpid;
	ds32p->msg_rtime = (int32_t)dsp->msg_rtime;
	ds32p->msg_stime = (int32_t)dsp->msg_stime;
	ds32p->msg_ctime = (int32_t)dsp->msg_ctime;
}

static __inline void
netbsd32_from_msqid_ds(const struct msqid_ds *dsp,
    struct netbsd32_msqid_ds *ds32p)
{

	memset(ds32p, 0, sizeof *ds32p);
	netbsd32_from_ipc_perm(&dsp->msg_perm, &ds32p->msg_perm);
	ds32p->_msg_cbytes = (netbsd32_u_long)dsp->_msg_cbytes;
	ds32p->msg_qnum = (netbsd32_u_long)dsp->msg_qnum;
	ds32p->msg_qbytes = (netbsd32_u_long)dsp->msg_qbytes;
	ds32p->msg_lspid = dsp->msg_lspid;
	ds32p->msg_lrpid = dsp->msg_lrpid;
	ds32p->msg_rtime = dsp->msg_rtime;
	ds32p->msg_stime = dsp->msg_stime;
	ds32p->msg_ctime = dsp->msg_ctime;
}

static __inline void
netbsd32_to_shmid_ds50(const struct netbsd32_shmid_ds50 *ds32p,
    struct shmid_ds *dsp)
{

	memset(dsp, 0, sizeof(*dsp));
	netbsd32_to_ipc_perm(&ds32p->shm_perm, &dsp->shm_perm);
	dsp->shm_segsz = ds32p->shm_segsz;
	dsp->shm_lpid = ds32p->shm_lpid;
	dsp->shm_cpid = ds32p->shm_cpid;
	dsp->shm_nattch = ds32p->shm_nattch;
	dsp->shm_atime = (time_t)ds32p->shm_atime;
	dsp->shm_dtime = (time_t)ds32p->shm_dtime;
	dsp->shm_ctime = (time_t)ds32p->shm_ctime;
}

static __inline void
netbsd32_to_shmid_ds(const struct netbsd32_shmid_ds *ds32p,
    struct shmid_ds *dsp)
{

	memset(dsp, 0, sizeof(*dsp));
	netbsd32_to_ipc_perm(&ds32p->shm_perm, &dsp->shm_perm);
	dsp->shm_segsz = ds32p->shm_segsz;
	dsp->shm_lpid = ds32p->shm_lpid;
	dsp->shm_cpid = ds32p->shm_cpid;
	dsp->shm_nattch = ds32p->shm_nattch;
	dsp->shm_atime = (long)ds32p->shm_atime;
	dsp->shm_dtime = (time_t)ds32p->shm_dtime;
	dsp->shm_ctime = (time_t)ds32p->shm_ctime;
}

static __inline void
netbsd32_from_shmid_ds50(const struct shmid_ds *dsp,
    struct netbsd32_shmid_ds50 *ds32p)
{

	memset(ds32p, 0, sizeof *ds32p);
	netbsd32_from_ipc_perm(&dsp->shm_perm, &ds32p->shm_perm);
	ds32p->shm_segsz = dsp->shm_segsz;
	ds32p->shm_lpid = dsp->shm_lpid;
	ds32p->shm_cpid = dsp->shm_cpid;
	ds32p->shm_nattch = dsp->shm_nattch;
	ds32p->shm_atime = (int32_t)dsp->shm_atime;
	ds32p->shm_dtime = (int32_t)dsp->shm_dtime;
	ds32p->shm_ctime = (int32_t)dsp->shm_ctime;
}

static __inline void
netbsd32_from_shmid_ds(const struct shmid_ds *dsp,
    struct netbsd32_shmid_ds *ds32p)
{

	memset(ds32p, 0, sizeof *ds32p);
	netbsd32_from_ipc_perm(&dsp->shm_perm, &ds32p->shm_perm);
	ds32p->shm_segsz = dsp->shm_segsz;
	ds32p->shm_lpid = dsp->shm_lpid;
	ds32p->shm_cpid = dsp->shm_cpid;
	ds32p->shm_nattch = dsp->shm_nattch;
	ds32p->shm_atime = (netbsd32_long)dsp->shm_atime;
	ds32p->shm_dtime = (netbsd32_long)dsp->shm_dtime;
	ds32p->shm_ctime = (netbsd32_long)dsp->shm_ctime;
}

static __inline void
netbsd32_to_semid_ds50(const struct netbsd32_semid_ds50 *s32dsp,
    struct semid_ds *dsp)
{

	memset(dsp, 0, sizeof(*dsp));
	netbsd32_to_ipc_perm(&s32dsp->sem_perm, &dsp->sem_perm);
	dsp->sem_nsems = (time_t)s32dsp->sem_nsems;
	dsp->sem_otime = (time_t)s32dsp->sem_otime;
	dsp->sem_ctime = (time_t)s32dsp->sem_ctime;
}

static __inline void
netbsd32_to_semid_ds(const struct netbsd32_semid_ds *s32dsp,
    struct semid_ds *dsp)
{

	memset(dsp, 0, sizeof(*dsp));
	netbsd32_to_ipc_perm(&s32dsp->sem_perm, &dsp->sem_perm);
	dsp->sem_nsems = s32dsp->sem_nsems;
	dsp->sem_otime = s32dsp->sem_otime;
	dsp->sem_ctime = s32dsp->sem_ctime;
}

static __inline void
netbsd32_from_semid_ds50(const struct semid_ds *dsp,
    struct netbsd32_semid_ds50 *s32dsp)
{

	memset(s32dsp, 0, sizeof *s32dsp);
	netbsd32_from_ipc_perm(&dsp->sem_perm, &s32dsp->sem_perm);
	s32dsp->sem_nsems = (int32_t)dsp->sem_nsems;
	s32dsp->sem_otime = (int32_t)dsp->sem_otime;
	s32dsp->sem_ctime = (int32_t)dsp->sem_ctime;
}

static __inline void
netbsd32_from_semid_ds(const struct semid_ds *dsp,
    struct netbsd32_semid_ds *s32dsp)
{

	memset(s32dsp, 0, sizeof *s32dsp);
	netbsd32_from_ipc_perm(&dsp->sem_perm, &s32dsp->sem_perm);
	s32dsp->sem_nsems = dsp->sem_nsems;
	s32dsp->sem_otime = dsp->sem_otime;
	s32dsp->sem_ctime = dsp->sem_ctime;
}

static __inline void
netbsd32_from_loadavg(struct netbsd32_loadavg *av32,
    const struct loadavg *av)
{

	memset(av32, 0, sizeof(*av32));
	av32->ldavg[0] = av->ldavg[0];
	av32->ldavg[1] = av->ldavg[1];
	av32->ldavg[2] = av->ldavg[2];
	av32->fscale = (netbsd32_long)av->fscale;
}

static __inline void
netbsd32_to_kevent(struct netbsd32_kevent *ke32, struct kevent *ke)
{

	memset(ke, 0, sizeof(*ke));
	ke->ident = ke32->ident;
	ke->filter = ke32->filter;
	ke->flags = ke32->flags;
	ke->fflags = ke32->fflags;
	ke->data = ke32->data;
	ke->udata = NETBSD32PTR64(ke32->udata);
	memcpy(&ke->ext, &ke32->ext, sizeof(ke->ext));
}

static __inline void
netbsd32_from_kevent(struct kevent *ke, struct netbsd32_kevent *ke32)
{

	memset(ke32, 0, sizeof(*ke32));
	ke32->ident = ke->ident;
	ke32->filter = ke->filter;
	ke32->flags = ke->flags;
	ke32->fflags = ke->fflags;
	ke32->data = ke->data;
	NETBSD32PTR32(ke32->udata, ke->udata);
	memcpy(&ke32->ext, &ke->ext, sizeof(ke32->ext));
}

static __inline void
netbsd32_to_sigevent(const struct netbsd32_sigevent *ev32, struct sigevent *ev)
{

	memset(ev, 0, sizeof(*ev));
	ev->sigev_notify = ev32->sigev_notify;
	ev->sigev_signo = ev32->sigev_signo;
	/*
	 * XXX sival_ptr, sigev_notify_function and
	 *     sigev_notify_attributes are  currently unused
	 */
	ev->sigev_value.sival_int = ev32->sigev_value.sival_int;
	ev->sigev_notify_function = NETBSD32PTR64(ev32->sigev_notify_function);
	ev->sigev_notify_attributes = NETBSD32PTR64(ev32->sigev_notify_attributes);
}

static __inline int
netbsd32_to_dirent12(char *buf, int nbytes)
{
	struct dirent *ndp, *nndp, *endp;
	struct dirent12 *odp;

	odp = (struct dirent12 *)(void *)buf;
	ndp = (struct dirent *)(void *)buf;
	endp = (struct dirent *)(void *)&buf[nbytes];

	/*
	 * In-place conversion. This works because odp
	 * is smaller than ndp, but it has to be done
	 * in the right sequence.
	 */
	for (; ndp < endp; ndp = nndp) {
		nndp = _DIRENT_NEXT(ndp);
		odp->d_fileno = (uint32_t)ndp->d_fileno;
		if (ndp->d_namlen >= sizeof(odp->d_name))
			odp->d_namlen = sizeof(odp->d_name) - 1;
		else
			odp->d_namlen = (uint8_t)ndp->d_namlen;
		odp->d_type = ndp->d_type;
		(void)memcpy(odp->d_name, ndp->d_name, (size_t)odp->d_namlen);
		odp->d_name[odp->d_namlen] = '\0';
		odp->d_reclen = _DIRENT_SIZE(odp);
		odp = _DIRENT_NEXT(odp);
	}
	return ((char *)(void *)odp) - buf;
}

static __inline int
netbsd32_copyin_plistref(netbsd32_pointer_t n32p, struct plistref *p)
{
	struct netbsd32_plistref n32plist;
	int error;

	error = copyin(NETBSD32PTR64(n32p), &n32plist,
	    sizeof(struct netbsd32_plistref));
	if (error)
		return error;
	p->pref_plist = NETBSD32PTR64(n32plist.pref_plist);
	p->pref_len = n32plist.pref_len;
	return 0;
}

static __inline int
netbsd32_copyout_plistref(netbsd32_pointer_t n32p, struct plistref *p)
{
	struct netbsd32_plistref n32plist;

	memset(&n32plist, 0, sizeof(n32plist));
	NETBSD32PTR32(n32plist.pref_plist, p->pref_plist);
	n32plist.pref_len = p->pref_len;
	return copyout(&n32plist, NETBSD32PTR64(n32p),
	    sizeof(struct netbsd32_plistref));
}

static __inline int
netbsd32_copyin_nvlist_ref_t(netbsd32_pointer_t n32p, nvlist_ref_t *p)
{
	netbsd32_nvlist_ref_t n32nv;
	int error;

	error = copyin(NETBSD32PTR64(n32p), &n32nv,
	    sizeof(netbsd32_nvlist_ref_t));
	if (error)
		return error;
	p->buf = NETBSD32PTR64(n32nv.buf);
	p->len = n32nv.len;
	p->flags = n32nv.flags;
	return 0;
}

static __inline int
netbsd32_copyout_nvlist_ref_t(netbsd32_pointer_t n32p, nvlist_ref_t *p)
{
	netbsd32_nvlist_ref_t n32nv;

	memset(&n32nv, 0, sizeof(n32nv));
	NETBSD32PTR32(n32nv.buf, p->buf);
	n32nv.len = p->len;
	n32nv.flags = p->flags;
	return copyout(&n32nv, NETBSD32PTR64(n32p),
	    sizeof(netbsd32_nvlist_ref_t));
}

static __inline void
netbsd32_to_mq_attr(const struct netbsd32_mq_attr *a32,
    struct mq_attr *attr)
{

	memset(attr, 0, sizeof(*attr));
	attr->mq_flags = a32->mq_flags;
	attr->mq_maxmsg = a32->mq_maxmsg;
	attr->mq_msgsize = a32->mq_msgsize;
	attr->mq_curmsgs = a32->mq_curmsgs;
}

static __inline void
netbsd32_from_mq_attr(const struct mq_attr *attr,
	struct netbsd32_mq_attr *a32)
{

	memset(a32, 0, sizeof(*a32));
	a32->mq_flags = attr->mq_flags;
	a32->mq_maxmsg = attr->mq_maxmsg;
	a32->mq_msgsize = attr->mq_msgsize;
	a32->mq_curmsgs = attr->mq_curmsgs;
}

static __inline void
netbsd32_to_epoll_event(const struct netbsd32_epoll_event *ee32,
    struct epoll_event *ee)
{

	memset(ee, 0, sizeof(*ee));
	ee->events = ee32->events;
	ee->data = ee32->data;
}

static __inline void
netbsd32_from_epoll_event(const struct epoll_event *ee,
    struct netbsd32_epoll_event *ee32)
{

	memset(ee32, 0, sizeof(*ee32));
	ee32->events = ee->events;
	ee32->data = ee->data;
}

#endif /* _COMPAT_NETBSD32_NETBSD32_CONV_H_ */