1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139
|
/* Test name resolution behavior for octal, hexadecimal IPv4 addresses.
Copyright (C) 2019-2020 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
#include <netdb.h>
#include <stdlib.h>
#include <support/check.h>
#include <support/check_nss.h>
#include <support/resolv_test.h>
#include <support/support.h>
static void
response (const struct resolv_response_context *ctx,
struct resolv_response_builder *b,
const char *qname, uint16_t qclass, uint16_t qtype)
{
/* The tests are not supposed send any DNS queries. */
FAIL_EXIT1 ("unexpected DNS query for %s/%d/%d", qname, qclass, qtype);
}
static void
run_query_addrinfo (const char *query, const char *address)
{
char *quoted_query = support_quote_string (query);
struct addrinfo *ai;
struct addrinfo hints =
{
.ai_socktype = SOCK_STREAM,
.ai_protocol = IPPROTO_TCP,
};
char *context = xasprintf ("getaddrinfo \"%s\" AF_INET", quoted_query);
char *expected = xasprintf ("address: STREAM/TCP %s 80\n", address);
hints.ai_family = AF_INET;
int ret = getaddrinfo (query, "80", &hints, &ai);
check_addrinfo (context, ai, ret, expected);
if (ret == 0)
freeaddrinfo (ai);
free (context);
context = xasprintf ("getaddrinfo \"%s\" AF_UNSPEC", quoted_query);
hints.ai_family = AF_UNSPEC;
ret = getaddrinfo (query, "80", &hints, &ai);
check_addrinfo (context, ai, ret, expected);
if (ret == 0)
freeaddrinfo (ai);
free (expected);
free (context);
context = xasprintf ("getaddrinfo \"%s\" AF_INET6", quoted_query);
expected = xasprintf ("flags: AI_V4MAPPED\n"
"address: STREAM/TCP ::ffff:%s 80\n",
address);
hints.ai_family = AF_INET6;
hints.ai_flags = AI_V4MAPPED;
ret = getaddrinfo (query, "80", &hints, &ai);
check_addrinfo (context, ai, ret, expected);
if (ret == 0)
freeaddrinfo (ai);
free (expected);
free (context);
free (quoted_query);
}
static void
run_query (const char *query, const char *address)
{
char *quoted_query = support_quote_string (query);
char *context = xasprintf ("gethostbyname (\"%s\")", quoted_query);
char *expected = xasprintf ("name: %s\n"
"address: %s\n", query, address);
check_hostent (context, gethostbyname (query), expected);
free (context);
context = xasprintf ("gethostbyname_r \"%s\"", quoted_query);
struct hostent storage;
char buf[4096];
struct hostent *e = NULL;
TEST_COMPARE (gethostbyname_r (query, &storage, buf, sizeof (buf),
&e, &h_errno), 0);
check_hostent (context, e, expected);
free (context);
context = xasprintf ("gethostbyname2 (\"%s\", AF_INET)", quoted_query);
check_hostent (context, gethostbyname2 (query, AF_INET), expected);
free (context);
context = xasprintf ("gethostbyname2_r \"%s\" AF_INET", quoted_query);
e = NULL;
TEST_COMPARE (gethostbyname2_r (query, AF_INET, &storage, buf, sizeof (buf),
&e, &h_errno), 0);
check_hostent (context, e, expected);
free (context);
free (expected);
free (quoted_query);
/* The gethostbyname tests are always valid for getaddrinfo, but not
vice versa. */
run_query_addrinfo (query, address);
}
static int
do_test (void)
{
struct resolv_test *aux = resolv_test_start
((struct resolv_redirect_config)
{
.response_callback = response,
});
run_query ("192.000.002.010", "192.0.2.8");
/* Hexadecimal numbers are not accepted by gethostbyname. */
run_query_addrinfo ("0xc0000210", "192.0.2.16");
run_query_addrinfo ("192.0x234", "192.0.2.52");
resolv_test_end (aux);
return 0;
}
#include <support/test-driver.c>
|