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File: [cvs.NetBSD.org] / src / lib / libc / compat / sys / compat___stat30.c (download)

Revision 1.4, Fri Oct 4 21:07:37 2013 UTC (10 years, 5 months ago) by christos
Branch: MAIN
CVS Tags: yamt-pagecache-base9, tls-maxphys-base, tls-earlyentropy-base, tls-earlyentropy, riastradh-xf86-video-intel-2-7-1-pre-2-21-15, riastradh-drm2-base3, prg-localcount2-base3, prg-localcount2-base2, prg-localcount2-base1, prg-localcount2-base, prg-localcount2, phil-wifi-base, phil-wifi-20200421, phil-wifi-20200411, phil-wifi-20200406, phil-wifi-20191119, phil-wifi-20190609, phil-wifi, pgoyette-localcount-base, pgoyette-localcount-20170426, pgoyette-localcount-20170320, pgoyette-localcount-20170107, pgoyette-localcount-20161104, pgoyette-localcount-20160806, pgoyette-localcount-20160726, pgoyette-localcount, pgoyette-compat-merge-20190127, pgoyette-compat-base, pgoyette-compat-20190127, pgoyette-compat-20190118, pgoyette-compat-1226, pgoyette-compat-1126, pgoyette-compat-1020, pgoyette-compat-0930, pgoyette-compat-0906, pgoyette-compat-0728, pgoyette-compat-0625, pgoyette-compat-0521, pgoyette-compat-0502, pgoyette-compat-0422, pgoyette-compat-0415, pgoyette-compat-0407, pgoyette-compat-0330, pgoyette-compat-0322, pgoyette-compat-0315, pgoyette-compat, perseant-stdc-iso10646-base, perseant-stdc-iso10646, netbsd-9-base, netbsd-9-3-RELEASE, netbsd-9-2-RELEASE, netbsd-9-1-RELEASE, netbsd-9-0-RELEASE, netbsd-9-0-RC2, netbsd-9-0-RC1, netbsd-9, netbsd-8-base, netbsd-8-2-RELEASE, netbsd-8-1-RELEASE, netbsd-8-1-RC1, netbsd-8-0-RELEASE, netbsd-8-0-RC2, netbsd-8-0-RC1, netbsd-8, netbsd-7-nhusb-base-20170116, netbsd-7-nhusb-base, netbsd-7-nhusb, netbsd-7-base, netbsd-7-2-RELEASE, netbsd-7-1-RELEASE, netbsd-7-1-RC2, netbsd-7-1-RC1, netbsd-7-1-2-RELEASE, netbsd-7-1-1-RELEASE, netbsd-7-1, netbsd-7-0-RELEASE, netbsd-7-0-RC3, netbsd-7-0-RC2, netbsd-7-0-RC1, netbsd-7-0-2-RELEASE, netbsd-7-0-1-RELEASE, netbsd-7-0, netbsd-7, netbsd-10-base, netbsd-10-0-RC6, netbsd-10-0-RC5, netbsd-10-0-RC4, netbsd-10-0-RC3, netbsd-10-0-RC2, netbsd-10-0-RC1, netbsd-10, matt-nb8-mediatek-base, matt-nb8-mediatek, localcount-20160914, is-mlppp-base, is-mlppp, cjep_sun2x-base1, cjep_sun2x-base, cjep_sun2x, cjep_staticlib_x-base1, cjep_staticlib_x-base, cjep_staticlib_x, bouyer-socketcan-base1, bouyer-socketcan-base, bouyer-socketcan, HEAD
Changes since 1.3: +10 -10 lines

prefix compat with __ in case __dso_hidden is not available

/*	$NetBSD: compat___stat30.c,v 1.4 2013/10/04 21:07:37 christos Exp $	*/

/*
 * Copyright (c) 1997 Frank van der Linden
 * 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.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *      This product includes software developed for the NetBSD Project
 *      by Frank van der Linden
 * 4. The name of the author may not be used to endorse or promote products
 *    derived from this software without specific prior written permission
 *
 * 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.
 */

#include <sys/cdefs.h>
#if defined(LIBC_SCCS) && !defined(lint)
__RCSID("$NetBSD: compat___stat30.c,v 1.4 2013/10/04 21:07:37 christos Exp $");
#endif /* LIBC_SCCS and not lint */

#define __LIBC12_SOURCE__

#include <sys/types.h>
#include <sys/param.h>
#include <sys/stat.h>
#include <sys/mount.h>
#include <compat/sys/time.h>
#include <compat/sys/stat.h>
#include <compat/sys/mount.h>

__warn_references(__stat30,
    "warning: reference to compatibility __stat30(); include <sys/stat.h> to generate correct reference")

__warn_references(__fstat30,
    "warning: reference to compatibility __fstat30(); include <sys/stat.h> to generate correct reference")

__warn_references(__lstat30,
    "warning: reference to compatibility __lstat30(); include <sys/stat.h> to generate correct reference")

__warn_references(__fhstat40,
    "warning: reference to compatibility __fhstat40(); include <sys/mount.h> to generate correct reference")


__strong_alias(__stat30, __compat___stat30)
__strong_alias(__fstat30, __compat___fstat30)
__strong_alias(__lstat30, __compat___lstat30)
__strong_alias(__fhstat40, __compat___fhstat40)

/*
 * Convert from a new to an old stat structure.
 */

static void cvtstat(struct stat30 *, const struct stat *);

static void
cvtstat(struct stat30 *ost, const struct stat *st)
{

	ost->st_dev = (uint32_t)st->st_dev;
	ost->st_ino = st->st_ino;
	ost->st_mode = st->st_mode;
	ost->st_nlink = st->st_nlink;
	ost->st_uid = st->st_uid;
	ost->st_gid = st->st_gid;
	ost->st_rdev = (uint32_t)st->st_rdev;
	timespec_to_timespec50(&st->st_atimespec, &ost->st_atimespec);
	timespec_to_timespec50(&st->st_mtimespec, &ost->st_mtimespec);
	timespec_to_timespec50(&st->st_ctimespec, &ost->st_ctimespec);
	timespec_to_timespec50(&st->st_birthtimespec, &ost->st_birthtimespec);
	ost->st_size = st->st_size;
	ost->st_blocks = st->st_blocks;
	ost->st_blksize = st->st_blksize;
	ost->st_flags = st->st_flags;
	ost->st_gen = st->st_gen;
}

int
__compat___stat30(const char *file, struct stat30 *ost)
{
	struct stat nst;
	int ret;

	if ((ret = __stat50(file, &nst)) == -1)
		return ret;
	cvtstat(ost, &nst);
	return ret;
}

int
__compat___fstat30(int f, struct stat30 *ost)
{
	struct stat nst;
	int ret;

	if ((ret = __fstat50(f, &nst)) == -1)
		return ret;
	cvtstat(ost, &nst);
	return ret;
}

int
__compat___lstat30(const char *file, struct stat30 *ost)
{
	struct stat nst;
	int ret;

	if ((ret = __lstat50(file, &nst)) == -1)
		return ret;
	cvtstat(ost, &nst);
	return ret;
}

int
__compat___fhstat40(const void *fh, size_t fh_size, struct stat30 *ost)
{
	struct stat nst;
	int ret;

	if ((ret = __fhstat50(fh, fh_size, &nst)) == -1)
		return ret;
	cvtstat(ost, &nst);
	return ret;
}