summary refs log tree commit diff
path: root/resolv/tst-resolv-ai_idn-nolibidn2.c
blob: 01201cbe30c28058ad258126eabcda8c0c7245d2 (plain) (blame)
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
140
141
142
143
144
145
146
147
148
149
150
151
/* Test getaddrinfo and getnameinfo without usable libidn2.
   Copyright (C) 2018-2022 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/>.  */

#define TEST_USE_UTF8 1
#include "tst-resolv-ai_idn-common.c"

#include <locale.h>
#include <support/xdlfcn.h>

/* Tests for getaddrinfo.  */
static void
gai_tests (void)
{
  /* No CNAME.  */
  check_ai ("non-idn.example", 0,
            "address: STREAM/TCP 192.0.2.110 80\n");
  check_ai ("non-idn.example", AI_IDN,
            "flags: AI_IDN\n"
            "address: STREAM/TCP 192.0.2.110 80\n");
  check_ai ("non-idn.example", AI_IDN | AI_CANONNAME | AI_CANONIDN,
            "flags: AI_CANONNAME AI_IDN AI_CANONIDN\n"
            "canonname: non-idn.example\n"
            "address: STREAM/TCP 192.0.2.110 80\n");

  /* This gets passed over the network to the server, so it will
     result in an NXDOMAIN error.  */
  check_ai (NAEMCHEN ".example", 0,
            "error: Name or service not known\n");
  /* Due to missing libidn2, this fails inside getaddrinfo.  */
  check_ai (NAEMCHEN ".example", AI_IDN,
            "error: Parameter string not correctly encoded\n");
  check_ai (NAEMCHEN ".example", AI_IDN | AI_CANONNAME | AI_CANONIDN,
            "error: Parameter string not correctly encoded\n");

  /* Non-IDN CNAME.  */
  check_ai ("with.cname.example", 0,
            "address: STREAM/TCP 192.0.2.119 80\n");
  check_ai ("with.cname.example", AI_IDN,
            "flags: AI_IDN\n"
            "address: STREAM/TCP 192.0.2.119 80\n");
  check_ai ("with.cname.example", AI_IDN | AI_CANONNAME | AI_CANONIDN,
            "flags: AI_CANONNAME AI_IDN AI_CANONIDN\n"
            "canonname: non-idn-cname.example\n"
            "address: STREAM/TCP 192.0.2.119 80\n");

  /* IDN CNAME.  */
  check_ai ("With.idn-cname.example", 0,
            "address: STREAM/TCP 192.0.2.87 80\n");
  check_ai ("With.idn-cname.example", AI_IDN,
            "flags: AI_IDN\n"
            "address: STREAM/TCP 192.0.2.87 80\n");
  check_ai ("With.idn-cname.example", AI_IDN | AI_CANONNAME,
            "flags: AI_CANONNAME AI_IDN\n"
            "canonname: " ANDERES_NAEMCHEN_IDNA ".example\n"
            "address: STREAM/TCP 192.0.2.87 80\n");
  check_ai ("With.idn-cname.example",
            AI_IDN | AI_CANONNAME | AI_CANONIDN,
            "flags: AI_CANONNAME AI_IDN AI_CANONIDN\n"
            "canonname: " ANDERES_NAEMCHEN_IDNA ".example\n"
            "address: STREAM/TCP 192.0.2.87 80\n");

  /* Non-IDN to IDN CNAME chain.  */
  check_ai ("both.cname.idn-cname.example", 0,
            "address: STREAM/TCP 192.0.2.98 80\n");
  check_ai ("both.cname.idn-cname.example", AI_IDN,
            "flags: AI_IDN\n"
            "address: STREAM/TCP 192.0.2.98 80\n");
  check_ai ("both.cname.idn-cname.example", AI_IDN | AI_CANONNAME,
            "flags: AI_CANONNAME AI_IDN\n"
            "canonname: " ANDERES_NAEMCHEN_IDNA ".example\n"
            "address: STREAM/TCP 192.0.2.98 80\n");
  check_ai ("both.cname.idn-cname.example",
            AI_IDN | AI_CANONNAME | AI_CANONIDN,
            "flags: AI_CANONNAME AI_IDN AI_CANONIDN\n"
            "canonname: " ANDERES_NAEMCHEN_IDNA ".example\n"
            "address: STREAM/TCP 192.0.2.98 80\n");
}

/* Tests for getnameinfo.  */
static void
gni_tests (void)
{
  /* All non-IDN an IDN results are the same due to lack of libidn2
     support.  */
  for (int do_ni_idn = 0; do_ni_idn < 2; ++do_ni_idn)
    {
      int flags = 0;
      if (do_ni_idn)
        flags |= NI_IDN;

      gni_test (gni_non_idn_name, flags, "non-idn.example");
      gni_test (gni_non_idn_name, flags | NI_NUMERICHOST, "192.0.2.0");
      gni_test (gni_non_idn_cname_to_non_idn_name, flags,
                "non-idn-name.example");
      gni_test (gni_non_idn_cname_to_idn_name, flags,
                NAEMCHEN_IDNA ".example");
      gni_test (gni_idn_name, flags, NAEMCHEN_IDNA ".example");
      gni_test (gni_idn_cname_to_non_idn_name, flags, "non-idn-name.example");
      gni_test (gni_idn_cname_to_idn_name, flags,
                ANDERES_NAEMCHEN_IDNA ".example");

      /* Test encoding errors.  */
      gni_test (gni_invalid_idn_1, flags, "xn---.example");
      gni_test (gni_invalid_idn_2, flags, "xn--x.example");
}
}

static int
do_test (void)
{
  void *handle = xdlopen ("tst-no-libidn2.so", RTLD_LAZY);
  {
    /* Verify that this replaced libidn2.  */
    void *handle2 = xdlopen (LIBIDN2_SONAME, RTLD_LAZY | RTLD_NOLOAD);
    TEST_VERIFY (handle2 == handle);
    xdlclose (handle2);
  }

  if (setlocale (LC_CTYPE, "en_US.UTF-8") == NULL)
    FAIL_EXIT1 ("setlocale: %m");

  struct resolv_test *aux = resolv_test_start
    ((struct resolv_redirect_config)
     {
       .response_callback = response,
     });

  gai_tests ();
  gni_tests ();

  resolv_test_end (aux);
  xdlclose (handle);
  return 0;
}

#include <support/test-driver.c>