tests/fs/common/fstest_tmpfs.c

   1 /*      $NetBSD: fstest_tmpfs.c,v 1.2 2010/07/30 16:15:05 pooka Exp $   */
   2
   3 /*-
   4  * Copyright (c) 2010 The NetBSD Foundation, Inc.
   5  * All rights reserved.
   6  *
   7  * This code is derived from software contributed to The NetBSD Foundation
   8  * by Nicolas Joly.
   9  *
  10  * Redistribution and use in source and binary forms, with or without
  11  * modification, are permitted provided that the following conditions
  12  * are met:
  13  * 1. Redistributions of source code must retain the above copyright
  14  *    notice, this list of conditions and the following disclaimer.
  15  * 2. Redistributions in binary form must reproduce the above copyright
  16  *    notice, this list of conditions and the following disclaimer in the
  17  *    documentation and/or other materials provided with the distribution.
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
  23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  29  * POSSIBILITY OF SUCH DAMAGE.
  30  */
  31
  32 #include <sys/mount.h>
  33 #include <sys/stat.h>
  34
  35 #include <atf-c.h>
  36 #include <stdio.h>
  37 #include <stdlib.h>
  38 #include <string.h>
  39 #include <unistd.h>
  40
  41 #include <fs/tmpfs/tmpfs_args.h>
  42
  43 #include <rump/rump.h>
  44 #include <rump/rump_syscalls.h>
  45
  46 #include "h_fsmacros.h"
  47
  48 struct tmpfstestargs {
  49         struct tmpfs_args ta_uargs;
  50 };
  51
  52 int
  53 tmpfs_fstest_newfs(const atf_tc_t *tc, void **buf, const char *image,
  54     off_t size, void *fspriv)
  55 {
  56         int res;
  57         struct tmpfstestargs *args;
  58
  59         res = rump_init();
  60         if (res != 0)
  61                 return res;
  62
  63         args = calloc(1, sizeof(*args));
  64         if (args == NULL)
  65                 return -1;
  66
  67         args->ta_uargs.ta_version = TMPFS_ARGS_VERSION;
  68         args->ta_uargs.ta_root_mode = 0777;
  69         args->ta_uargs.ta_size_max = size;
  70
  71         *buf = args;
  72
  73         return 0;
  74 }
  75
  76 int
  77 tmpfs_fstest_delfs(const atf_tc_t *tc, void *buf)
  78 {
  79         struct tmpfstestargs *args = buf;
  80
  81         free(args);
  82
  83         return 0;
  84 }
  85
  86 int
  87 tmpfs_fstest_mount(const atf_tc_t *tc, void *buf, const char *path, int flags)
  88 {
  89         int res;
  90         struct tmpfstestargs *args = buf;
  91
  92         res = rump_sys_mkdir(path, 0777);
  93         if (res == -1)
  94                 return res;
  95
  96         res = rump_sys_mount(MOUNT_TMPFS, path, flags, &args->ta_uargs,
  97             sizeof(args->ta_uargs));
  98         return res;
  99 }
 100
 101 int
 102 tmpfs_fstest_unmount(const atf_tc_t *tc, const char *path, int flags)
 103 {
 104         int res;
 105
 106         res = rump_sys_unmount(path, flags);
 107         if (res == -1)
 108                 return res;
 109
 110         res = rump_sys_rmdir(path);
 111         return res;
 112 }