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strace/tests/nlattr_ifinfomsg.c
Dmitry V. Levin 2b6e074846 Update copyright headers 
Headers updated automatically using maint/update_copyright_years.sh
script.
2018-06-14 11:00:00 +00:00

367 lines
13 KiB
C
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/*
* Copyright (c) 2017 JingPiao Chen <chenjingpiao@gmail.com>
* Copyright (c) 2017-2018 The strace developers.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "tests.h"
#include <stdio.h>
#include <stddef.h>
#include "test_nlattr.h"
#include <linux/if.h>
#include <linux/if_arp.h>
#ifdef HAVE_LINUX_IF_LINK_H
# include <linux/if_link.h>
#endif
#include <linux/rtnetlink.h>
#ifndef IFLA_LINKINFO
# define IFLA_LINKINFO 18
#endif
#ifndef IFLA_VF_PORTS
# define IFLA_VF_PORTS 24
#endif
#define IFLA_LINK_NETNSID 37
#define IFLA_EVENT 44
#ifndef IFLA_INFO_KIND
# define IFLA_INFO_KIND 1
#endif
#ifndef IFLA_VF_PORT
# define IFLA_VF_PORT 1
#endif
static void
init_ifinfomsg(struct nlmsghdr *const nlh, const unsigned int msg_len)
{
SET_STRUCT(struct nlmsghdr, nlh,
.nlmsg_len = msg_len,
.nlmsg_type = RTM_GETLINK,
.nlmsg_flags = NLM_F_DUMP
);
struct ifinfomsg *const msg = NLMSG_DATA(nlh);
SET_STRUCT(struct ifinfomsg, msg,
.ifi_family = AF_UNIX,
.ifi_type = ARPHRD_LOOPBACK,
.ifi_index = ifindex_lo(),
.ifi_flags = IFF_UP,
);
}
static void
print_ifinfomsg(const unsigned int msg_len)
{
printf("{len=%u, type=RTM_GETLINK, flags=NLM_F_DUMP"
", seq=0, pid=0}, {ifi_family=AF_UNIX"
", ifi_type=ARPHRD_LOOPBACK"
", ifi_index=" IFINDEX_LO_STR
", ifi_flags=IFF_UP, ifi_change=0}",
msg_len);
}
int
main(void)
{
skip_if_unavailable("/proc/self/fd/");
static const struct rtnl_link_stats st = {
.rx_packets = 0xabcdefac,
.tx_packets = 0xbcdacdab,
.rx_bytes = 0xcdbafaab,
.tx_bytes = 0xdafabadb,
.rx_errors = 0xeabcdaeb,
.tx_errors = 0xfefabeab,
.rx_dropped = 0xadbafafb,
.tx_dropped = 0xbdffabda,
.multicast = 0xcdabdfea,
.collisions = 0xefadbaeb,
.rx_length_errors = 0xfabffabd,
.rx_over_errors = 0xafbafabc,
.rx_crc_errors = 0xbfdabdad,
.rx_frame_errors = 0xcfdabfad,
.rx_fifo_errors = 0xddfdebad,
.rx_missed_errors = 0xefabdcba,
.tx_aborted_errors = 0xefdadbfa,
.tx_carrier_errors = 0xfaefbada,
.tx_fifo_errors = 0xaebdffab,
.tx_heartbeat_errors = 0xbadebaaf,
.tx_window_errors = 0xcdafbada,
.rx_compressed = 0xdeffadbd,
.tx_compressed = 0xefdadfab
};
const int fd = create_nl_socket(NETLINK_ROUTE);
const unsigned int hdrlen = sizeof(struct ifinfomsg);
void *nlh0 = midtail_alloc(NLMSG_SPACE(hdrlen),
NLA_HDRLEN + sizeof(st));
static char pattern[4096];
fill_memory_ex(pattern, sizeof(pattern), 'a', 'z' - 'a' + 1);
const unsigned int nla_type = 0xffff & NLA_TYPE_MASK;
char nla_type_str[256];
sprintf(nla_type_str, "%#x /* IFLA_??? */", nla_type);
TEST_NLATTR_(fd, nlh0, hdrlen,
init_ifinfomsg, print_ifinfomsg,
nla_type, nla_type_str,
4, pattern, 4,
print_quoted_hex(pattern, 4));
const int32_t netnsid = 0xacbdabda;
TEST_NLATTR_OBJECT(fd, nlh0, hdrlen,
init_ifinfomsg, print_ifinfomsg,
IFLA_LINK_NETNSID, pattern, netnsid,
printf("%d", netnsid));
TEST_NLATTR_OBJECT(fd, nlh0, hdrlen,
init_ifinfomsg, print_ifinfomsg,
IFLA_STATS, pattern, st,
PRINT_FIELD_U("{", st, rx_packets);
PRINT_FIELD_U(", ", st, tx_packets);
PRINT_FIELD_U(", ", st, rx_bytes);
PRINT_FIELD_U(", ", st, tx_bytes);
PRINT_FIELD_U(", ", st, rx_errors);
PRINT_FIELD_U(", ", st, tx_errors);
PRINT_FIELD_U(", ", st, rx_dropped);
PRINT_FIELD_U(", ", st, tx_dropped);
PRINT_FIELD_U(", ", st, multicast);
PRINT_FIELD_U(", ", st, collisions);
PRINT_FIELD_U(", ", st, rx_length_errors);
PRINT_FIELD_U(", ", st, rx_over_errors);
PRINT_FIELD_U(", ", st, rx_crc_errors);
PRINT_FIELD_U(", ", st, rx_frame_errors);
PRINT_FIELD_U(", ", st, rx_fifo_errors);
PRINT_FIELD_U(", ", st, rx_missed_errors);
PRINT_FIELD_U(", ", st, tx_aborted_errors);
PRINT_FIELD_U(", ", st, tx_carrier_errors);
PRINT_FIELD_U(", ", st, tx_fifo_errors);
PRINT_FIELD_U(", ", st, tx_heartbeat_errors);
PRINT_FIELD_U(", ", st, tx_window_errors);
PRINT_FIELD_U(", ", st, rx_compressed);
PRINT_FIELD_U(", ", st, tx_compressed);
#ifdef HAVE_STRUCT_RTNL_LINK_STATS_RX_NOHANDLER
PRINT_FIELD_U(", ", st, rx_nohandler);
#endif
printf("}"));
#ifdef HAVE_STRUCT_RTNL_LINK_STATS_RX_NOHANDLER
const unsigned int sizeof_stats =
offsetofend(struct rtnl_link_stats, tx_compressed);
TEST_NLATTR(fd, nlh0, hdrlen,
init_ifinfomsg, print_ifinfomsg,
IFLA_STATS, sizeof_stats, &st, sizeof_stats,
PRINT_FIELD_U("{", st, rx_packets);
PRINT_FIELD_U(", ", st, tx_packets);
PRINT_FIELD_U(", ", st, rx_bytes);
PRINT_FIELD_U(", ", st, tx_bytes);
PRINT_FIELD_U(", ", st, rx_errors);
PRINT_FIELD_U(", ", st, tx_errors);
PRINT_FIELD_U(", ", st, rx_dropped);
PRINT_FIELD_U(", ", st, tx_dropped);
PRINT_FIELD_U(", ", st, multicast);
PRINT_FIELD_U(", ", st, collisions);
PRINT_FIELD_U(", ", st, rx_length_errors);
PRINT_FIELD_U(", ", st, rx_over_errors);
PRINT_FIELD_U(", ", st, rx_crc_errors);
PRINT_FIELD_U(", ", st, rx_frame_errors);
PRINT_FIELD_U(", ", st, rx_fifo_errors);
PRINT_FIELD_U(", ", st, rx_missed_errors);
PRINT_FIELD_U(", ", st, tx_aborted_errors);
PRINT_FIELD_U(", ", st, tx_carrier_errors);
PRINT_FIELD_U(", ", st, tx_fifo_errors);
PRINT_FIELD_U(", ", st, tx_heartbeat_errors);
PRINT_FIELD_U(", ", st, tx_window_errors);
PRINT_FIELD_U(", ", st, rx_compressed);
PRINT_FIELD_U(", ", st, tx_compressed);
printf("}"));
#endif /* HAVE_STRUCT_RTNL_LINK_STATS_RX_NOHANDLER */
static const struct rtnl_link_ifmap map = {
.mem_start = 0xadcbefedefbcdedb,
.mem_end = 0xefcbeabdecdcdefa,
.base_addr = 0xaddbeabdfaacdbae,
.irq = 0xefaf,
.dma = 0xab,
.port = 0xcd
};
const unsigned int sizeof_ifmap =
offsetofend(struct rtnl_link_ifmap, port);
const unsigned int plen = sizeof_ifmap - 1 > DEFAULT_STRLEN
? DEFAULT_STRLEN
: (int) sizeof_ifmap - 1;
/* len < sizeof_ifmap */
TEST_NLATTR(fd, nlh0, hdrlen,
init_ifinfomsg, print_ifinfomsg,
IFLA_MAP, plen, pattern, plen,
print_quoted_hex(pattern, plen));
/* short read of sizeof_ifmap */
TEST_NLATTR(fd, nlh0, hdrlen,
init_ifinfomsg, print_ifinfomsg,
IFLA_MAP, sizeof_ifmap, &map, sizeof_ifmap - 1,
printf("%p", RTA_DATA(TEST_NLATTR_nla)));
/* sizeof_ifmap */
TEST_NLATTR(fd, nlh0, hdrlen,
init_ifinfomsg, print_ifinfomsg,
IFLA_MAP, sizeof_ifmap, &map, sizeof_ifmap,
PRINT_FIELD_X("{", map, mem_start);
PRINT_FIELD_X(", ", map, mem_end);
PRINT_FIELD_X(", ", map, base_addr);
PRINT_FIELD_U(", ", map, irq);
PRINT_FIELD_U(", ", map, dma);
PRINT_FIELD_U(", ", map, port);
printf("}"));
#ifdef HAVE_STRUCT_RTNL_LINK_STATS64
static const struct rtnl_link_stats64 st64 = {
.rx_packets = 0xadcbefedefbcdedb,
.tx_packets = 0xbdabdedabdcdeabd,
.rx_bytes = 0xcdbaefbaeadfabec,
.tx_bytes = 0xdbaedbafabbeacdb,
.rx_errors = 0xefabfdaefabaefab,
.tx_errors = 0xfaebfabfabbaeabf,
.rx_dropped = 0xacdbaedbadbabeba,
.tx_dropped = 0xbcdeffebdabeadbe,
.multicast = 0xeeffbaeabaeffabe,
.collisions = 0xffbaefcefbafacef,
.rx_length_errors = 0xaabbdeabceffdecb,
.rx_over_errors = 0xbbdcdadebadeaeed,
.rx_crc_errors= 0xccdeabecefaedbef,
.rx_frame_errors = 0xddbedaedebcedaef,
.rx_fifo_errors = 0xeffbadefafdaeaab,
.rx_missed_errors = 0xfefaebccceadeecd,
.tx_aborted_errors = 0xabcdadefcdadef,
.tx_carrier_errors = 0xbccdafaeeaaefe,
.tx_fifo_errors = 0xcddefdbedeadce,
.tx_heartbeat_errors = 0xedaededdadcdea,
.tx_window_errors = 0xfdacdeaccedcda,
.rx_compressed = 0xacdbbcacdbccef,
.tx_compressed = 0xbcdadefcdedfea
};
TEST_NLATTR_OBJECT(fd, nlh0, hdrlen,
init_ifinfomsg, print_ifinfomsg,
IFLA_STATS64, pattern, st64,
PRINT_FIELD_U("{", st64, rx_packets);
PRINT_FIELD_U(", ", st64, tx_packets);
PRINT_FIELD_U(", ", st64, rx_bytes);
PRINT_FIELD_U(", ", st64, tx_bytes);
PRINT_FIELD_U(", ", st64, rx_errors);
PRINT_FIELD_U(", ", st64, tx_errors);
PRINT_FIELD_U(", ", st64, rx_dropped);
PRINT_FIELD_U(", ", st64, tx_dropped);
PRINT_FIELD_U(", ", st64, multicast);
PRINT_FIELD_U(", ", st64, collisions);
PRINT_FIELD_U(", ", st64, rx_length_errors);
PRINT_FIELD_U(", ", st64, rx_over_errors);
PRINT_FIELD_U(", ", st64, rx_crc_errors);
PRINT_FIELD_U(", ", st64, rx_frame_errors);
PRINT_FIELD_U(", ", st64, rx_fifo_errors);
PRINT_FIELD_U(", ", st64, rx_missed_errors);
PRINT_FIELD_U(", ", st64, tx_aborted_errors);
PRINT_FIELD_U(", ", st64, tx_carrier_errors);
PRINT_FIELD_U(", ", st64, tx_fifo_errors);
PRINT_FIELD_U(", ", st64, tx_heartbeat_errors);
PRINT_FIELD_U(", ", st64, tx_window_errors);
PRINT_FIELD_U(", ", st64, rx_compressed);
PRINT_FIELD_U(", ", st64, tx_compressed);
#ifdef HAVE_STRUCT_RTNL_LINK_STATS64_RX_NOHANDLER
PRINT_FIELD_U(", ", st64, rx_nohandler);
#endif
printf("}"));
#ifdef HAVE_STRUCT_RTNL_LINK_STATS64_RX_NOHANDLER
const unsigned int sizeof_stats64 =
offsetofend(struct rtnl_link_stats64, tx_compressed);
TEST_NLATTR(fd, nlh0, hdrlen,
init_ifinfomsg, print_ifinfomsg,
IFLA_STATS64, sizeof_stats64, &st64, sizeof_stats64,
PRINT_FIELD_U("{", st64, rx_packets);
PRINT_FIELD_U(", ", st64, tx_packets);
PRINT_FIELD_U(", ", st64, rx_bytes);
PRINT_FIELD_U(", ", st64, tx_bytes);
PRINT_FIELD_U(", ", st64, rx_errors);
PRINT_FIELD_U(", ", st64, tx_errors);
PRINT_FIELD_U(", ", st64, rx_dropped);
PRINT_FIELD_U(", ", st64, tx_dropped);
PRINT_FIELD_U(", ", st64, multicast);
PRINT_FIELD_U(", ", st64, collisions);
PRINT_FIELD_U(", ", st64, rx_length_errors);
PRINT_FIELD_U(", ", st64, rx_over_errors);
PRINT_FIELD_U(", ", st64, rx_crc_errors);
PRINT_FIELD_U(", ", st64, rx_frame_errors);
PRINT_FIELD_U(", ", st64, rx_fifo_errors);
PRINT_FIELD_U(", ", st64, rx_missed_errors);
PRINT_FIELD_U(", ", st64, tx_aborted_errors);
PRINT_FIELD_U(", ", st64, tx_carrier_errors);
PRINT_FIELD_U(", ", st64, tx_fifo_errors);
PRINT_FIELD_U(", ", st64, tx_heartbeat_errors);
PRINT_FIELD_U(", ", st64, tx_window_errors);
PRINT_FIELD_U(", ", st64, rx_compressed);
PRINT_FIELD_U(", ", st64, tx_compressed);
printf("}"));
#endif /* HAVE_STRUCT_RTNL_LINK_STATS64_RX_NOHANDLER */
#endif /* HAVE_STRUCT_RTNL_LINK_STATS64 */
struct nlattr nla = {
.nla_len = sizeof(nla),
.nla_type = IFLA_INFO_KIND,
};
TEST_NLATTR(fd, nlh0, hdrlen,
init_ifinfomsg, print_ifinfomsg,
IFLA_LINKINFO, sizeof(nla), &nla, sizeof(nla),
printf("{nla_len=%u, nla_type=IFLA_INFO_KIND}",
nla.nla_len));
nla.nla_type = IFLA_VF_PORT;
TEST_NLATTR(fd, nlh0, hdrlen,
init_ifinfomsg, print_ifinfomsg,
IFLA_VF_PORTS, sizeof(nla), &nla, sizeof(nla),
printf("{nla_len=%u, nla_type=IFLA_VF_PORT}",
nla.nla_len));
static const struct {
uint32_t val;
const char *str;
} ifla_events[] = {
{ 0, "IFLA_EVENT_NONE" },
{ 6, "IFLA_EVENT_BONDING_OPTIONS" },
{ ARG_STR(0x7) " /* IFLA_EVENT_??? */" },
{ ARG_STR(0xdeadfeed) " /* IFLA_EVENT_??? */" },
};
for (size_t i = 0; i < ARRAY_SIZE(ifla_events); i++) {
TEST_NLATTR_OBJECT(fd, nlh0, hdrlen,
init_ifinfomsg, print_ifinfomsg,
IFLA_EVENT, pattern, ifla_events[i].val,
printf("%s", ifla_events[i].str));
}
puts("+++ exited with 0 +++");
return 0;
}
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