52 lines
978 B
C
52 lines
978 B
C
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// SPDX-License-Identifier: GPL-2.0-or-later
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/*
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* Copyright (c) International Business Machines Corp., 2001
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* Copyright (c) Red Hat Inc., 2007
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* 11/2007 Copyed from sendfile02.c by Masatake YAMATO
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*/
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/*\
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* [Description]
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*
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* Testcase to test that sendfile(2) system call returns EINVAL when passing
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* negative offset.
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*
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* [Algorithm]
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*
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* Call sendfile with offset = -1.
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*/
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#include <sys/sendfile.h>
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#include "tst_test.h"
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static int in_fd;
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static int out_fd;
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static void setup(void)
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{
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in_fd = SAFE_OPEN("in_file", O_CREAT | O_RDWR, 0600);
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out_fd = SAFE_CREAT("out_file", 0600);
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}
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static void cleanup(void)
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{
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SAFE_CLOSE(in_fd);
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SAFE_CLOSE(out_fd);
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}
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static void run(void)
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{
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off_t offset = -1;
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TST_EXP_FAIL(sendfile(out_fd, in_fd, &offset, 1), EINVAL,
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"sendfile(out, in, &offset, ..) with offset=%lld",
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(long long int)offset);
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}
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static struct tst_test test = {
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.needs_tmpdir = 1,
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.cleanup = cleanup,
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.setup = setup,
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.test_all = run,
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};
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