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/*
* Check decoding of ICMP_FILTER.
*
* Copyright (c) 2016 Dmitry V. Levin <ldv@altlinux.org>
* Copyright (c) 2016-2018 The strace developers.
* All rights reserved.
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#include "tests.h"
#include <stdio.h>
#include <sys/socket.h>
#include <linux/icmp.h>
int
main(void)
{
getsockopt(-1, SOL_RAW, ICMP_FILTER, 0, 0);
printf("getsockopt(-1, SOL_RAW, ICMP_FILTER, NULL, NULL) = -1 %s (%m)\n",
errno2name());
setsockopt(-1, SOL_RAW, ICMP_FILTER, NULL, 0);
printf("setsockopt(-1, SOL_RAW, ICMP_FILTER, NULL, 0) = -1 %s (%m)\n",
errno2name());
TAIL_ALLOC_OBJECT_CONST_PTR(socklen_t, plen);
void *const efault = plen + 1;
TAIL_ALLOC_OBJECT_CONST_PTR(struct icmp_filter, f);
getsockopt(-1, SOL_RAW, ICMP_FILTER, f, plen);
printf("getsockopt(-1, SOL_RAW, ICMP_FILTER, %p, [%d]) = -1 %s (%m)\n",
f, *plen, errno2name());
setsockopt(-1, SOL_RAW, ICMP_FILTER, efault, sizeof(*f));
printf("setsockopt(-1, SOL_RAW, ICMP_FILTER, %p, %u) = -1 %s (%m)\n",
efault, (unsigned) sizeof(*f), errno2name());
f->data = ~(
1<<ICMP_ECHOREPLY |
1<<ICMP_DEST_UNREACH |
1<<ICMP_SOURCE_QUENCH |
1<<ICMP_REDIRECT |
1<<ICMP_TIME_EXCEEDED |
1<<ICMP_PARAMETERPROB);
setsockopt(-1, SOL_RAW, ICMP_FILTER, f, -2);
printf("setsockopt(-1, SOL_RAW, ICMP_FILTER, %p, -2) = -1 %s (%m)\n",
f, errno2name());
setsockopt(-1, SOL_RAW, ICMP_FILTER, f, sizeof(*f));
printf("setsockopt(-1, SOL_RAW, ICMP_FILTER, %s, %u) = -1 %s (%m)\n",
"~(1<<ICMP_ECHOREPLY|1<<ICMP_DEST_UNREACH|1<<ICMP_SOURCE_QUENCH"
"|1<<ICMP_REDIRECT|1<<ICMP_TIME_EXCEEDED|1<<ICMP_PARAMETERPROB)",
(unsigned) sizeof(*f), errno2name());
setsockopt(-1, SOL_RAW, ICMP_FILTER, f, sizeof(*f) * 2);
printf("setsockopt(-1, SOL_RAW, ICMP_FILTER, %s, %u) = -1 %s (%m)\n",
"~(1<<ICMP_ECHOREPLY|1<<ICMP_DEST_UNREACH|1<<ICMP_SOURCE_QUENCH"
"|1<<ICMP_REDIRECT|1<<ICMP_TIME_EXCEEDED|1<<ICMP_PARAMETERPROB)",
(unsigned) sizeof(*f) * 2, errno2name());
puts("+++ exited with 0 +++");
return 0;
}
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