74 lines
1.6 KiB
C
74 lines
1.6 KiB
C
// SPDX-License-Identifier: GPL-2.0
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/*
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* Copyright (c) 2000 Silicon Graphics, Inc. All Rights Reserved.
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* Copyright (c) 2021 Xie Ziyao <xieziyao@huawei.com>
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*
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* AUTHOR: William Roske
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* CO-PILOT: Dave Fenner
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*
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* 12/2002 Paul Larson: Add functional test to compare output from hostid
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* command and gethostid().
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*
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* 01/2003 Robbie Williamson: Add code to handle distros that add "0x" to
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* beginning of `hostid` output.
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*
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* 01/2006 Marty Ridgeway: Correct 64 bit check so the second 64 bit check
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* doesn't clobber the first 64 bit check.
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*
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* 07/2021 Xie Ziyao: Rewrite with newlib and use/test sethostid.
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*/
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/*\
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* [Description]
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*
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* Test the basic functionality of the sethostid() and gethostid() system call.
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*/
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#include "tst_test.h"
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#include "config.h"
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#ifdef HAVE_SETHOSTID
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static long origin;
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static long tc[] = {0x00000000, 0x0000ffff};
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static void run(unsigned int i)
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{
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TST_EXP_PASS(sethostid(tc[i]), "set hostid to %ld", tc[i]);
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TEST(gethostid());
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if (TST_RET == -1)
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tst_res(TFAIL | TTERRNO, "gethostid failed");
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if (tc[i] == TST_RET)
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tst_res(TPASS, "hostid is %ld, expected %ld", TST_RET, tc[i]);
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else
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tst_res(TFAIL, "hostid is %ld, expected %ld", TST_RET, tc[i]);
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}
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static void setup(void)
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{
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TEST(gethostid());
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if (TST_RET == -1)
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tst_brk(TFAIL | TTERRNO, "gethostid failed");
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tst_res(TINFO, "get original hostid: %ld", origin = TST_RET);
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}
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static void cleanup(void)
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{
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TST_EXP_PASS(sethostid(origin), "set hostid to %ld", origin);
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}
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static struct tst_test test = {
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.test = run,
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.setup = setup,
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.cleanup = cleanup,
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.needs_root = 1,
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.tcnt = ARRAY_SIZE(tc),
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};
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#else
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TST_TEST_TCONF("sethostid is undefined.");
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#endif
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