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/*
* Copyright (C) 2007-2010 Lawrence Livermore National Security, LLC.
* Copyright (C) 2007 The Regents of the University of California.
* Produced at Lawrence Livermore National Laboratory (cf, DISCLAIMER).
* Written by Brian Behlendorf <behlendorf1@llnl.gov>.
* UCRL-CODE-235197
*
* This file is part of the SPL, Solaris Porting Layer.
* For details, see <http://zfsonlinux.org/>.
*
* The SPL is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*
* The SPL is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*
* You should have received a copy of the GNU General Public License along
* with the SPL. If not, see <http://www.gnu.org/licenses/>.
*****************************************************************************
* Solaris Porting LAyer Tests (SPLAT) Kobj Tests.
*/
#include <sys/kobj.h>
#include "splat-internal.h"
#define SPLAT_KOBJ_NAME "kobj"
#define SPLAT_KOBJ_DESC "Kernel Kobj Tests"
#define SPLAT_KOBJ_TEST1_ID 0x0a01
#define SPLAT_KOBJ_TEST1_NAME "open"
#define SPLAT_KOBJ_TEST1_DESC "Kobj Open/Close Test"
#define SPLAT_KOBJ_TEST2_ID 0x0a02
#define SPLAT_KOBJ_TEST2_NAME "size/read"
#define SPLAT_KOBJ_TEST2_DESC "Kobj Size/Read Test"
#define SPLAT_KOBJ_TEST_FILE "/etc/fstab"
static int
splat_kobj_test1(struct file *file, void *arg)
{
struct _buf *f;
f = kobj_open_file(SPLAT_KOBJ_TEST_FILE);
if (f == (struct _buf *)-1) {
splat_vprint(file, SPLAT_KOBJ_TEST1_NAME, "Failed to open "
"test file: %s\n", SPLAT_KOBJ_TEST_FILE);
return -ENOENT;
}
kobj_close_file(f);
splat_vprint(file, SPLAT_KOBJ_TEST1_NAME, "Successfully opened and "
"closed test file: %s\n", SPLAT_KOBJ_TEST_FILE);
return 0;
} /* splat_kobj_test1() */
static int
splat_kobj_test2(struct file *file, void *arg)
{
struct _buf *f;
char *buf;
uint64_t size;
int rc;
f = kobj_open_file(SPLAT_KOBJ_TEST_FILE);
if (f == (struct _buf *)-1) {
splat_vprint(file, SPLAT_KOBJ_TEST2_NAME, "Failed to open "
"test file: %s\n", SPLAT_KOBJ_TEST_FILE);
return -ENOENT;
}
rc = kobj_get_filesize(f, &size);
if (rc) {
splat_vprint(file, SPLAT_KOBJ_TEST2_NAME, "Failed stat of "
"test file: %s (%d)\n", SPLAT_KOBJ_TEST_FILE, rc);
goto out;
}
buf = kmalloc(size + 1, GFP_KERNEL);
if (!buf) {
rc = -ENOMEM;
splat_vprint(file, SPLAT_KOBJ_TEST2_NAME, "Failed to alloc "
"%lld bytes for tmp buffer (%d)\n",
(long long)size, rc);
goto out;
}
memset(buf, 0, size + 1);
rc = kobj_read_file(f, buf, size, 0);
if (rc < 0) {
splat_vprint(file, SPLAT_KOBJ_TEST2_NAME, "Failed read of "
"test file: %s (%d)\n", SPLAT_KOBJ_TEST_FILE, rc);
goto out2;
}
/* Validate we read as many bytes as expected based on the stat. This
* isn't a perfect test since we didn't create the file however it is
* pretty unlikely there are garbage characters in your /etc/fstab */
if (size != (uint64_t)strlen(buf)) {
rc = -EFBIG;
splat_vprint(file, SPLAT_KOBJ_TEST2_NAME, "Stat'ed size "
"(%lld) does not match number of bytes read "
"(%lld)\n", (long long)size,
(long long)strlen(buf));
goto out2;
}
rc = 0;
splat_vprint(file, SPLAT_KOBJ_TEST2_NAME, "\n%s\n", buf);
splat_vprint(file, SPLAT_KOBJ_TEST2_NAME, "Successfully stat'ed "
"and read expected number of bytes (%lld) from test "
"file: %s\n", (long long)size, SPLAT_KOBJ_TEST_FILE);
out2:
kfree(buf);
out:
kobj_close_file(f);
return rc;
} /* splat_kobj_test2() */
splat_subsystem_t *
splat_kobj_init(void)
{
splat_subsystem_t *sub;
sub = kmalloc(sizeof(*sub), GFP_KERNEL);
if (sub == NULL)
return NULL;
memset(sub, 0, sizeof(*sub));
strncpy(sub->desc.name, SPLAT_KOBJ_NAME, SPLAT_NAME_SIZE);
strncpy(sub->desc.desc, SPLAT_KOBJ_DESC, SPLAT_DESC_SIZE);
INIT_LIST_HEAD(&sub->subsystem_list);
INIT_LIST_HEAD(&sub->test_list);
spin_lock_init(&sub->test_lock);
sub->desc.id = SPLAT_SUBSYSTEM_KOBJ;
splat_test_init(sub, SPLAT_KOBJ_TEST1_NAME, SPLAT_KOBJ_TEST1_DESC,
SPLAT_KOBJ_TEST1_ID, splat_kobj_test1);
splat_test_init(sub, SPLAT_KOBJ_TEST2_NAME, SPLAT_KOBJ_TEST2_DESC,
SPLAT_KOBJ_TEST2_ID, splat_kobj_test2);
return sub;
} /* splat_kobj_init() */
void
splat_kobj_fini(splat_subsystem_t *sub)
{
ASSERT(sub);
splat_test_fini(sub, SPLAT_KOBJ_TEST2_ID);
splat_test_fini(sub, SPLAT_KOBJ_TEST1_ID);
kfree(sub);
} /* splat_kobj_fini() */
int
splat_kobj_id(void)
{
return SPLAT_SUBSYSTEM_KOBJ;
} /* splat_kobj_id() */
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