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7f9f1ecb71
This provides an implementation of the IDNA2008 standard and fixes CVE-2016-6261, CVE-2016-6263, CVE-2017-14062.
152 lines
5.4 KiB
C
152 lines
5.4 KiB
C
/* Test getaddrinfo and getnameinfo without usable libidn2.
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Copyright (C) 2018 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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#define TEST_USE_UTF8 1
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#include "tst-resolv-ai_idn-common.c"
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#include <locale.h>
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#include <support/xdlfcn.h>
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/* Tests for getaddrinfo. */
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static void
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gai_tests (void)
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{
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/* No CNAME. */
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check_ai ("non-idn.example", 0,
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"address: STREAM/TCP 192.0.2.110 80\n");
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check_ai ("non-idn.example", AI_IDN,
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"flags: AI_IDN\n"
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"address: STREAM/TCP 192.0.2.110 80\n");
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check_ai ("non-idn.example", AI_IDN | AI_CANONNAME | AI_CANONIDN,
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"flags: AI_CANONNAME AI_IDN AI_CANONIDN\n"
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"canonname: non-idn.example\n"
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"address: STREAM/TCP 192.0.2.110 80\n");
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/* This gets passed over the network to the server, so it will
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result in an NXDOMAIN error. */
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check_ai (NAEMCHEN ".example", 0,
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"error: Name or service not known\n");
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/* Due to missing libidn2, this fails inside getaddrinfo. */
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check_ai (NAEMCHEN ".example", AI_IDN,
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"error: Parameter string not correctly encoded\n");
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check_ai (NAEMCHEN ".example", AI_IDN | AI_CANONNAME | AI_CANONIDN,
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"error: Parameter string not correctly encoded\n");
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/* Non-IDN CNAME. */
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check_ai ("with.cname.example", 0,
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"address: STREAM/TCP 192.0.2.119 80\n");
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check_ai ("with.cname.example", AI_IDN,
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"flags: AI_IDN\n"
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"address: STREAM/TCP 192.0.2.119 80\n");
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check_ai ("with.cname.example", AI_IDN | AI_CANONNAME | AI_CANONIDN,
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"flags: AI_CANONNAME AI_IDN AI_CANONIDN\n"
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"canonname: non-idn-cname.example\n"
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"address: STREAM/TCP 192.0.2.119 80\n");
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/* IDN CNAME. */
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check_ai ("With.idn-cname.example", 0,
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"address: STREAM/TCP 192.0.2.87 80\n");
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check_ai ("With.idn-cname.example", AI_IDN,
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"flags: AI_IDN\n"
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"address: STREAM/TCP 192.0.2.87 80\n");
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check_ai ("With.idn-cname.example", AI_IDN | AI_CANONNAME,
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"flags: AI_CANONNAME AI_IDN\n"
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"canonname: " ANDERES_NAEMCHEN_IDNA ".example\n"
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"address: STREAM/TCP 192.0.2.87 80\n");
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check_ai ("With.idn-cname.example",
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AI_IDN | AI_CANONNAME | AI_CANONIDN,
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"flags: AI_CANONNAME AI_IDN AI_CANONIDN\n"
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"canonname: " ANDERES_NAEMCHEN_IDNA ".example\n"
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"address: STREAM/TCP 192.0.2.87 80\n");
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/* Non-IDN to IDN CNAME chain. */
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check_ai ("both.cname.idn-cname.example", 0,
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"address: STREAM/TCP 192.0.2.98 80\n");
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check_ai ("both.cname.idn-cname.example", AI_IDN,
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"flags: AI_IDN\n"
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"address: STREAM/TCP 192.0.2.98 80\n");
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check_ai ("both.cname.idn-cname.example", AI_IDN | AI_CANONNAME,
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"flags: AI_CANONNAME AI_IDN\n"
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"canonname: " ANDERES_NAEMCHEN_IDNA ".example\n"
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"address: STREAM/TCP 192.0.2.98 80\n");
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check_ai ("both.cname.idn-cname.example",
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AI_IDN | AI_CANONNAME | AI_CANONIDN,
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"flags: AI_CANONNAME AI_IDN AI_CANONIDN\n"
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"canonname: " ANDERES_NAEMCHEN_IDNA ".example\n"
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"address: STREAM/TCP 192.0.2.98 80\n");
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}
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/* Tests for getnameinfo. */
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static void
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gni_tests (void)
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{
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/* All non-IDN an IDN results are the same due to lack of libidn2
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support. */
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for (int do_ni_idn = 0; do_ni_idn < 2; ++do_ni_idn)
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{
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int flags = 0;
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if (do_ni_idn)
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flags |= NI_IDN;
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gni_test (gni_non_idn_name, flags, "non-idn.example");
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gni_test (gni_non_idn_name, flags | NI_NUMERICHOST, "192.0.2.0");
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gni_test (gni_non_idn_cname_to_non_idn_name, flags,
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"non-idn-name.example");
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gni_test (gni_non_idn_cname_to_idn_name, flags,
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NAEMCHEN_IDNA ".example");
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gni_test (gni_idn_name, flags, NAEMCHEN_IDNA ".example");
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gni_test (gni_idn_cname_to_non_idn_name, flags, "non-idn-name.example");
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gni_test (gni_idn_cname_to_idn_name, flags,
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ANDERES_NAEMCHEN_IDNA ".example");
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/* Test encoding errors. */
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gni_test (gni_invalid_idn_1, flags, "xn---.example");
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gni_test (gni_invalid_idn_2, flags, "xn--x.example");
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}
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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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void *handle = xdlopen ("tst-no-libidn2.so", RTLD_LAZY);
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{
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/* Verify that this replaced libidn2. */
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void *handle2 = xdlopen (LIBIDN2_SONAME, RTLD_LAZY | RTLD_NOLOAD);
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TEST_VERIFY (handle2 == handle);
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xdlclose (handle2);
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}
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if (setlocale (LC_CTYPE, "en_US.UTF-8") == NULL)
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FAIL_EXIT1 ("setlocale: %m");
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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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gai_tests ();
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gni_tests ();
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resolv_test_end (aux);
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xdlclose (handle);
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return 0;
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}
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#include <support/test-driver.c>
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