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71 lines
1.4 KiB
71 lines
1.4 KiB
7 months ago
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// SPDX-License-Identifier: GPL-2.0-or-later
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/*
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* Copyright (c) 2019 Petr Vorel <petr.vorel@gmail.com>
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*/
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#ifndef SETDOMAINNAME_H__
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#define SETDOMAINNAME_H__
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#include <string.h>
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#include "lapi/utsname.h"
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#include "lapi/syscalls.h"
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#include "tst_test.h"
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#define TST_VALID_DOMAIN_NAME "test_dom"
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#ifdef TEST_SETHOSTNAME
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# define GET_SYSCALL gethostname
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# define SET_SYSCALL sethostname
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# define SYSCALL_NAME "hostname"
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# define SYSCALL_NR __NR_sethostname
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#else
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# define GET_SYSCALL getdomainname
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# define SET_SYSCALL setdomainname
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# define SYSCALL_NAME "domainname"
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# define SYSCALL_NR __NR_setdomainname
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#endif
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static char backup[_UTSNAME_DOMAIN_LENGTH];
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#define TEST_VARIANTS 2
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static void setdomainname_info(void)
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{
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switch (tst_variant) {
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case 0:
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tst_res(TINFO, "Testing libc set" SYSCALL_NAME "()");
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break;
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case 1:
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tst_res(TINFO, "Testing __NR_set" SYSCALL_NAME " syscall");
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break;
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}
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}
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static int do_setdomainname(char *new, size_t len)
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{
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switch (tst_variant) {
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case 0:
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return SET_SYSCALL(new, len);
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break;
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case 1:
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return tst_syscall(SYSCALL_NR, new, len);
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}
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return -1;
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}
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static void setup(void)
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{
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setdomainname_info();
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if ((GET_SYSCALL(backup, sizeof(backup))) < 0)
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tst_brk(TBROK | TERRNO, "get" SYSCALL_NAME "() failed");
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}
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static void cleanup(void)
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{
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if ((SET_SYSCALL(backup, strlen(backup))) < 0)
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tst_res(TWARN | TERRNO, "set" SYSCALL_NAME "() failed ('%s')", backup);
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}
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#endif /* SETDOMAINNAME_H__ */
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