minix/tests/fs/common/fstest_ffs.c

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/* $NetBSD: fstest_ffs.c,v 1.6 2012/08/05 02:03:05 riastradh Exp $ */
/*-
* Copyright (c) 2010 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Nicolas Joly.
*
* 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 NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``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 FOUNDATION OR CONTRIBUTORS
* 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/mount.h>
#include <sys/stat.h>
#include <atf-c.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <signal.h>
#include <ufs/ufs/ufsmount.h>
#include <rump/rump.h>
#include <rump/rump_syscalls.h>
#include "h_fsmacros.h"
struct ffstestargs {
struct ufs_args ta_uargs;
char ta_devpath[MAXPATHLEN];
char ta_imgpath[MAXPATHLEN];
};
int
ffs_fstest_newfs(const atf_tc_t *tc, void **buf, const char *image, off_t size,
void *fspriv)
{
char cmd[1024];
int res;
static unsigned int num = 0;
struct ffstestargs *args;
struct sigaction act, oact;
size /= 512;
snprintf(cmd, 1024, "newfs -F -s %"PRId64" %s >/dev/null", size, image);
memset(&act, 0, sizeof(act));
act.sa_handler = SIG_DFL;
sigaction(SIGCHLD, &act, &oact);
res = system(cmd);
sigaction(SIGCHLD, &oact, NULL);
if (res != 0)
return res;
res = rump_init();
if (res != 0)
return res;
args = calloc(1, sizeof(*args));
if (args == NULL)
return -1;
snprintf(args->ta_devpath, MAXPATHLEN, "/dev/device%d.ffs", num);
snprintf(args->ta_imgpath, MAXPATHLEN, "%s", image);
args->ta_uargs.fspec = args->ta_devpath;
res = rump_pub_etfs_register(args->ta_devpath, image, RUMP_ETFS_BLK);
if (res != 0) {
free(args);
return res;
}
*buf = args;
num++;
return 0;
}
__strong_alias(ffslog_fstest_newfs,ffs_fstest_newfs);
int
ffs_fstest_delfs(const atf_tc_t *tc, void *buf)
{
int res;
struct ffstestargs *args = buf;
res = rump_pub_etfs_remove(args->ta_devpath);
if (res != 0) {
errno = res;
return -1;
}
res = unlink(args->ta_imgpath);
if (res != 0)
return res;
free(args);
return 0;
}
__strong_alias(ffslog_fstest_delfs,ffs_fstest_delfs);
int
ffs_fstest_mount(const atf_tc_t *tc, void *buf, const char *path, int flags)
{
int res;
struct ffstestargs *args = buf;
res = rump_sys_mkdir(path, 0777);
if (res == -1)
return res;
res = rump_sys_mount(MOUNT_FFS, path, flags, &args->ta_uargs,
sizeof(args->ta_uargs));
return res;
}
int
ffslog_fstest_mount(const atf_tc_t *tc, void *buf, const char *path, int flags)
{
return ffs_fstest_mount(tc, buf, path, flags | MNT_LOG);
}
int
ffs_fstest_unmount(const atf_tc_t *tc, const char *path, int flags)
{
int res;
res = rump_sys_unmount(path, flags);
if (res == -1)
return res;
res = rump_sys_rmdir(path);
return res;
}
__strong_alias(ffslog_fstest_unmount,ffs_fstest_unmount);