140 lines
4.3 KiB
C
140 lines
4.3 KiB
C
/* Test name resolution behavior for octal, hexadecimal IPv4 addresses.
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Copyright (C) 2019 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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#include <netdb.h>
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#include <stdlib.h>
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#include <support/check.h>
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#include <support/check_nss.h>
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#include <support/resolv_test.h>
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#include <support/support.h>
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static void
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response (const struct resolv_response_context *ctx,
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struct resolv_response_builder *b,
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const char *qname, uint16_t qclass, uint16_t qtype)
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{
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/* The tests are not supposed send any DNS queries. */
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FAIL_EXIT1 ("unexpected DNS query for %s/%d/%d", qname, qclass, qtype);
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}
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static void
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run_query_addrinfo (const char *query, const char *address)
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{
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char *quoted_query = support_quote_string (query);
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struct addrinfo *ai;
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struct addrinfo hints =
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{
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.ai_socktype = SOCK_STREAM,
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.ai_protocol = IPPROTO_TCP,
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};
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char *context = xasprintf ("getaddrinfo \"%s\" AF_INET", quoted_query);
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char *expected = xasprintf ("address: STREAM/TCP %s 80\n", address);
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hints.ai_family = AF_INET;
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int ret = getaddrinfo (query, "80", &hints, &ai);
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check_addrinfo (context, ai, ret, expected);
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if (ret == 0)
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freeaddrinfo (ai);
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free (context);
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context = xasprintf ("getaddrinfo \"%s\" AF_UNSPEC", quoted_query);
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hints.ai_family = AF_UNSPEC;
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ret = getaddrinfo (query, "80", &hints, &ai);
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check_addrinfo (context, ai, ret, expected);
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if (ret == 0)
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freeaddrinfo (ai);
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free (expected);
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free (context);
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context = xasprintf ("getaddrinfo \"%s\" AF_INET6", quoted_query);
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expected = xasprintf ("flags: AI_V4MAPPED\n"
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"address: STREAM/TCP ::ffff:%s 80\n",
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address);
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hints.ai_family = AF_INET6;
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hints.ai_flags = AI_V4MAPPED;
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ret = getaddrinfo (query, "80", &hints, &ai);
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check_addrinfo (context, ai, ret, expected);
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if (ret == 0)
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freeaddrinfo (ai);
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free (expected);
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free (context);
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free (quoted_query);
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}
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static void
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run_query (const char *query, const char *address)
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{
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char *quoted_query = support_quote_string (query);
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char *context = xasprintf ("gethostbyname (\"%s\")", quoted_query);
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char *expected = xasprintf ("name: %s\n"
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"address: %s\n", query, address);
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check_hostent (context, gethostbyname (query), expected);
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free (context);
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context = xasprintf ("gethostbyname_r \"%s\"", quoted_query);
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struct hostent storage;
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char buf[4096];
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struct hostent *e = NULL;
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TEST_COMPARE (gethostbyname_r (query, &storage, buf, sizeof (buf),
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&e, &h_errno), 0);
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check_hostent (context, e, expected);
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free (context);
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context = xasprintf ("gethostbyname2 (\"%s\", AF_INET)", quoted_query);
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check_hostent (context, gethostbyname2 (query, AF_INET), expected);
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free (context);
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context = xasprintf ("gethostbyname2_r \"%s\" AF_INET", quoted_query);
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e = NULL;
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TEST_COMPARE (gethostbyname2_r (query, AF_INET, &storage, buf, sizeof (buf),
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&e, &h_errno), 0);
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check_hostent (context, e, expected);
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free (context);
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free (expected);
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free (quoted_query);
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/* The gethostbyname tests are always valid for getaddrinfo, but not
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vice versa. */
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run_query_addrinfo (query, address);
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}
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static int
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do_test (void)
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{
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struct resolv_test *aux = resolv_test_start
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((struct resolv_redirect_config)
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{
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.response_callback = response,
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});
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run_query ("192.000.002.010", "192.0.2.8");
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/* Hexadecimal numbers are not accepted by gethostbyname. */
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run_query_addrinfo ("0xc0000210", "192.0.2.16");
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run_query_addrinfo ("192.0x234", "192.0.2.52");
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resolv_test_end (aux);
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return 0;
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}
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#include <support/test-driver.c>
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