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/*
* IFLA_INET6_* protocol-specific netlink attribute decoding check common code.
*
* Copyright (c) 2018-2022 The strace developers.
* All rights reserved.
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#ifndef STRACE_TESTS_NLATTR_IFLA_AF_INET6
# define STRACE_TESTS_NLATTR_IFLA_AF_INET6
# include "tests.h"
static void
print_arr_val(uint32_t *val, size_t idx, const char *idx_str)
{
if (idx_str)
printf("[%s]=", idx_str);
else
printf("[%zu]=", idx);
printf("%d", *val);
}
static void
print_arr_uval(uint64_t *val, size_t idx, const char *idx_str)
{
if (idx_str)
printf("[%s]=", idx_str);
else
printf("[%zu]=", idx);
printf("%" PRIu64, *val);
}
static void
print_inet6_conf_val(uint32_t *val, size_t idx)
{
static const char * const strs[] = {
XLAT_KNOWN(0, "DEVCONF_FORWARDING"),
XLAT_KNOWN(1, "DEVCONF_HOPLIMIT"),
};
print_arr_val(val, idx, idx < ARRAY_SIZE(strs) ? strs[idx] : NULL);
}
static void
print_inet6_stats_val(uint64_t *val, size_t idx)
{
static const char * const strs[] = {
XLAT_KNOWN(0, "IPSTATS_MIB_NUM"),
XLAT_KNOWN(1, "IPSTATS_MIB_INPKTS"),
};
print_arr_uval(val, idx, idx < ARRAY_SIZE(strs) ? strs[idx] : NULL);
}
static void
print_icmp6_stats_val(uint64_t *val, size_t idx)
{
static const char * const strs[] = {
XLAT_KNOWN(0, "ICMP6_MIB_NUM"),
XLAT_KNOWN(1, "ICMP6_MIB_INMSGS"),
XLAT_KNOWN(2, "ICMP6_MIB_INERRORS"),
XLAT_KNOWN(3, "ICMP6_MIB_OUTMSGS"),
XLAT_KNOWN(4, "ICMP6_MIB_OUTERRORS"),
XLAT_KNOWN(5, "ICMP6_MIB_CSUMERRORS"),
XLAT_UNKNOWN(6, "ICMP6_MIB_???"),
};
print_arr_uval(val, idx, idx < ARRAY_SIZE(strs) ? strs[idx] : NULL);
}
static void
check_ifla_af_inet6(int fd, void *nlh0, size_t hdrlen,
void (*init_msg)(struct nlmsghdr *, unsigned int),
void (*print_msg)(unsigned int),
void *pattern, size_t depth)
{
static const uint8_t unknown_msg[] = { 0xab, 0xac, 0xdb, 0xcd };
/* Undecoded, unknown */
TEST_NESTED_NLATTR_OBJECT_EX_(fd, nlh0, hdrlen, init_msg, print_msg,
0, XLAT_KNOWN(0, "IFLA_INET6_UNSPEC"),
pattern, unknown_msg, print_quoted_hex,
depth,
printf("\"\\xab\\xac\\xdb\\xcd\""));
TEST_NESTED_NLATTR_OBJECT_EX_(fd, nlh0, hdrlen, init_msg, print_msg,
10, "0xa" NRAW(" /* IFLA_INET6_??? */"),
pattern, unknown_msg, print_quoted_hex,
depth,
printf("\"\\xab\\xac\\xdb\\xcd\""));
/* IFLA_INET6_FLAGS */
static const struct {
uint32_t flags;
const char *str;
} inet6_flags[] = {
{ 0xf, "0xf" NRAW(" /* IF_??? */") },
{ ARG_XLAT_KNOWN(0x10, "IF_RS_SENT") },
{ ARG_XLAT_KNOWN(0xc0, "IF_RA_MANAGED|IF_RA_OTHERCONF") },
{ ARG_XLAT_KNOWN(0xdeadc0de, "IF_RS_SENT|IF_RA_MANAGED"
"|IF_RA_OTHERCONF|IF_READY"
"|0x5eadc00e") },
};
for (size_t i = 0; i < ARRAY_SIZE(inet6_flags); i++) {
TEST_NESTED_NLATTR_OBJECT_EX_(fd, nlh0, hdrlen,
init_msg, print_msg,
1, XLAT_KNOWN(0x1,
"IFLA_INET6_FLAGS"),
pattern, inet6_flags[i].flags,
print_quoted_hex, depth,
printf("%s", inet6_flags[i].str));
}
/* IFLA_INET6_CONF */
uint32_t inet6_conf_vals[] = { 0xdeadc0de, 0xda7aface };
TEST_NESTED_NLATTR_ARRAY_EX_(fd, nlh0, hdrlen, init_msg, print_msg,
IFLA_INET6_CONF,
XLAT_KNOWN(0x2, "IFLA_INET6_CONF"),
pattern, inet6_conf_vals, depth,
print_inet6_conf_val);
/* IFLA_INET6_STATS */
uint64_t inet6_stats_vals[] = { 0xdeadc0deda7aface, 0xdec0deedbadc0ded };
TEST_NESTED_NLATTR_ARRAY_EX_(fd, nlh0, hdrlen, init_msg, print_msg,
IFLA_INET6_STATS,
XLAT_KNOWN(0x3, "IFLA_INET6_STATS"),
pattern, inet6_stats_vals, depth,
print_inet6_stats_val);
/* IFLA_INET6_MCAST */
TEST_NESTED_NLATTR_OBJECT_EX_(fd, nlh0, hdrlen, init_msg, print_msg,
4, XLAT_KNOWN(0x4, "IFLA_INET6_MCAST"),
pattern, unknown_msg, print_quoted_hex,
depth,
printf("\"\\xab\\xac\\xdb\\xcd\""));
/* IFLA_INET6_CACHEINFO */
static const struct ifla_cacheinfo ci = {
0xbadc0ded, 0xfacebeef, 0xdecafeed, 0xdeadfeed,
};
TEST_NESTED_NLATTR_OBJECT_EX_(fd, nlh0, hdrlen, init_msg, print_msg, 5,
XLAT_KNOWN(0x5, "IFLA_INET6_CACHEINFO"),
pattern, ci, print_quoted_hex, depth,
printf("{");
PRINT_FIELD_U(ci, max_reasm_len);
printf(", ");
PRINT_FIELD_U(ci, tstamp);
printf(", ");
PRINT_FIELD_U(ci, reachable_time);
printf(", ");
PRINT_FIELD_U(ci, retrans_time);
printf("}"));
/* IFLA_INET6_ICMP6STATS */
uint64_t icmp6_stats_vals[] = {
0xdeadc0deda7aface, 0xdec0deedbadc0ded, 0xfacebeefdeadfeed,
0xdeadc0deda7afacd, 0xdec0deedbadc0dee, 0xfacebeefdeadfeef,
0xdeadc0deda7afacc
};
TEST_NESTED_NLATTR_ARRAY_EX_(fd, nlh0, hdrlen, init_msg, print_msg,
IFLA_INET6_ICMP6STATS,
XLAT_KNOWN(0x6, "IFLA_INET6_ICMP6STATS"),
pattern, icmp6_stats_vals, depth,
print_icmp6_stats_val);
/* IFLA_INET6_TOKEN */
uint8_t inet6_addr[16] = {
0xba, 0xdc, 0x0d, 0xed, 0xfa, 0xce, 0xbe, 0xef,
0xde, 0xca, 0xfe, 0xed, 0xde, 0xad, 0xfe, 0xed,
};
TEST_NESTED_NLATTR_OBJECT_EX_(fd, nlh0, hdrlen, init_msg, print_msg,
7, XLAT_KNOWN(0x7, "IFLA_INET6_TOKEN"),
pattern, inet6_addr, print_quoted_hex,
depth,
printf(XLAT_KNOWN_FMT("%s", "%s"),
XLAT_SEL("\"\\xba\\xdc\\x0d\\xed"
"\\xfa\\xce\\xbe\\xef"
"\\xde\\xca\\xfe\\xed"
"\\xde\\xad\\xfe\\xed\"",
"inet_pton(AF_INET6"
", \"badc:ded:face:beef"
":deca:feed:dead:feed\")")));
/* IFLA_INET6_ADDR_GEN_MODE */
static const struct {
uint8_t flags;
const char *str;
} agms[] = {
{ ARG_XLAT_KNOWN(0, "IN6_ADDR_GEN_MODE_EUI64") },
{ ARG_XLAT_KNOWN(0x3, "IN6_ADDR_GEN_MODE_RANDOM") },
{ ARG_XLAT_UNKNOWN(0x4, "IN6_ADDR_GEN_MODE_???") },
{ ARG_XLAT_UNKNOWN(0xff, "IN6_ADDR_GEN_MODE_???") },
};
for (size_t i = 0; i < ARRAY_SIZE(agms); i++) {
TEST_NESTED_NLATTR_OBJECT_EX_(fd, nlh0, hdrlen,
init_msg, print_msg, 8,
XLAT_KNOWN(0x8, "IFLA_INET6_ADDR_GEN_MODE"),
pattern, agms[i].flags,
print_quoted_hex, depth,
printf("%s", agms[i].str));
}
/* IFLA_INET6_RA_MTU */
static const uint32_t ra_mtu = 0xdeadc0de;
TEST_NESTED_NLATTR_OBJECT_EX_(fd, nlh0, hdrlen, init_msg, print_msg,
9, XLAT_KNOWN(0x9, "IFLA_INET6_RA_MTU"),
pattern, ra_mtu, print_quoted_hex, depth,
printf("3735929054"));
}
#endif /* STRACE_TESTS_NLATTR_IFLA_AF_INET6 */
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