Dmitry V. Levin
c6782f144a
strace test suite is now provided under the terms of the GNU General Public License version 2 or later, see tests/COPYING for more details.
140 lines
4.2 KiB
C
140 lines
4.2 KiB
C
/*
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* Copyright (c) 2017 JingPiao Chen <chenjingpiao@gmail.com>
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* Copyright (c) 2017-2018 The strace developers.
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* All rights reserved.
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*
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* SPDX-License-Identifier: GPL-2.0-or-later
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*/
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#include "tests.h"
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#include <stdio.h>
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#include "test_nlattr.h"
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#ifdef HAVE_LINUX_NEIGHBOUR_H
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# include <linux/neighbour.h>
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#endif
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#include <linux/rtnetlink.h>
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#define NDTA_PARMS 6
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#define NDTPA_IFINDEX 1
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static void
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init_ndtmsg(struct nlmsghdr *const nlh, const unsigned int msg_len)
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{
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SET_STRUCT(struct nlmsghdr, nlh,
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.nlmsg_len = msg_len,
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.nlmsg_type = RTM_GETNEIGHTBL,
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.nlmsg_flags = NLM_F_DUMP
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);
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struct ndtmsg *const msg = NLMSG_DATA(nlh);
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SET_STRUCT(struct ndtmsg, msg,
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.ndtm_family = AF_NETLINK
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);
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}
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static void
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print_ndtmsg(const unsigned int msg_len)
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{
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printf("{len=%u, type=RTM_GETNEIGHTBL, flags=NLM_F_DUMP"
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", seq=0, pid=0}, {ndtm_family=AF_NETLINK}",
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msg_len);
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}
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int
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main(void)
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{
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skip_if_unavailable("/proc/self/fd/");
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const int fd = create_nl_socket(NETLINK_ROUTE);
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const unsigned int hdrlen = sizeof(struct ndtmsg);
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void *nlh0 = midtail_alloc(NLMSG_SPACE(hdrlen), NLA_HDRLEN + 11 * 8);
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static char pattern[4096];
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fill_memory_ex(pattern, sizeof(pattern), 'a', 'z' - 'a' + 1);
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const unsigned int nla_type = 0xffff & NLA_TYPE_MASK;
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char nla_type_str[256];
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sprintf(nla_type_str, "%#x /* NDTA_??? */", nla_type);
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TEST_NLATTR_(fd, nlh0, hdrlen,
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init_ndtmsg, print_ndtmsg,
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nla_type, nla_type_str,
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4, pattern, 4,
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print_quoted_hex(pattern, 4));
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#ifdef HAVE_STRUCT_NDT_CONFIG
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static const struct ndt_config ndtc = {
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.ndtc_key_len = 0xabcd,
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.ndtc_entry_size = 0xbcda,
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.ndtc_entries = 0xcdabedad,
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.ndtc_last_flush = 0xdebaedba,
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.ndtc_last_rand = 0xedadedab,
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.ndtc_hash_rnd = 0xfeadedaf,
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.ndtc_hash_mask = 0xadbcdead,
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.ndtc_hash_chain_gc = 0xbdaedacd,
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.ndtc_proxy_qlen = 0xcdeaedab
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};
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TEST_NLATTR_OBJECT(fd, nlh0, hdrlen,
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init_ndtmsg, print_ndtmsg,
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NDTA_CONFIG, pattern, ndtc,
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PRINT_FIELD_U("{", ndtc, ndtc_key_len);
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PRINT_FIELD_U(", ", ndtc, ndtc_entry_size);
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PRINT_FIELD_U(", ", ndtc, ndtc_entries);
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PRINT_FIELD_U(", ", ndtc, ndtc_last_flush);
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PRINT_FIELD_U(", ", ndtc, ndtc_last_rand);
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PRINT_FIELD_U(", ", ndtc, ndtc_hash_rnd);
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PRINT_FIELD_0X(", ", ndtc, ndtc_hash_mask);
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PRINT_FIELD_U(", ", ndtc, ndtc_hash_chain_gc);
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PRINT_FIELD_U(", ", ndtc, ndtc_proxy_qlen);
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printf("}"));
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#endif /* HAVE_STRUCT_NDT_CONFIG */
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static const struct nlattr nla = {
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.nla_len = sizeof(nla),
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.nla_type = NDTPA_IFINDEX
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};
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TEST_NLATTR_OBJECT(fd, nlh0, hdrlen,
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init_ndtmsg, print_ndtmsg,
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NDTA_PARMS, pattern, nla,
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PRINT_FIELD_U("{", nla, nla_len);
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printf(", nla_type=NDTPA_IFINDEX}"));
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#ifdef HAVE_STRUCT_NDT_STATS
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static const struct ndt_stats ndtst = {
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.ndts_allocs = 0xabcdedabedadedfa,
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.ndts_destroys = 0xbcdefabefacdbaad,
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.ndts_hash_grows = 0xcdbadefacdcbaede,
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.ndts_res_failed = 0xdedbaecfdbcadcfe,
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.ndts_lookups = 0xedfafdedbdadedec,
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.ndts_hits = 0xfebdeadebcddeade,
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.ndts_rcv_probes_mcast = 0xadebfeadecddeafe,
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.ndts_rcv_probes_ucast = 0xbcdefeacdadecdfe,
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.ndts_periodic_gc_runs = 0xedffeadedeffbecc,
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.ndts_forced_gc_runs = 0xfeefefeabedeedcd,
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#ifdef HAVE_STRUCT_NDT_STATS_NDTS_TABLE_FULLS
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.ndts_table_fulls = 0xadebfefaecdfeade
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#endif /* HAVE_STRUCT_NDT_STATS_NDTS_TABLE_FULLS */
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};
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TEST_NLATTR_OBJECT(fd, nlh0, hdrlen,
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init_ndtmsg, print_ndtmsg,
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NDTA_STATS, pattern, ndtst,
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PRINT_FIELD_U("{", ndtst, ndts_allocs);
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PRINT_FIELD_U(", ", ndtst, ndts_destroys);
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PRINT_FIELD_U(", ", ndtst, ndts_hash_grows);
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PRINT_FIELD_U(", ", ndtst, ndts_res_failed);
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PRINT_FIELD_U(", ", ndtst, ndts_lookups);
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PRINT_FIELD_U(", ", ndtst, ndts_hits);
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PRINT_FIELD_U(", ", ndtst, ndts_rcv_probes_mcast);
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PRINT_FIELD_U(", ", ndtst, ndts_rcv_probes_ucast);
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PRINT_FIELD_U(", ", ndtst, ndts_periodic_gc_runs);
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PRINT_FIELD_U(", ", ndtst, ndts_forced_gc_runs);
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#ifdef HAVE_STRUCT_NDT_STATS_NDTS_TABLE_FULLS
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PRINT_FIELD_U(", ", ndtst, ndts_table_fulls);
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#endif /* HAVE_STRUCT_NDT_STATS_NDTS_TABLE_FULLS */
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printf("}"));
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#endif /* HAVE_STRUCT_NDT_STATS */
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puts("+++ exited with 0 +++");
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return 0;
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}
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