|
Packit |
6c4009 |
/* Tests for res_hnok and related functions.
|
|
Packit |
6c4009 |
Copyright (C) 2017-2018 Free Software Foundation, Inc.
|
|
Packit |
6c4009 |
This file is part of the GNU C Library.
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
The GNU C Library is free software; you can redistribute it and/or
|
|
Packit |
6c4009 |
modify it under the terms of the GNU Lesser General Public
|
|
Packit |
6c4009 |
License as published by the Free Software Foundation; either
|
|
Packit |
6c4009 |
version 2.1 of the License, or (at your option) any later version.
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
The GNU C Library is distributed in the hope that it will be useful,
|
|
Packit |
6c4009 |
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
Packit |
6c4009 |
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
Packit |
6c4009 |
Lesser General Public License for more details.
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
You should have received a copy of the GNU Lesser General Public
|
|
Packit |
6c4009 |
License along with the GNU C Library; if not, see
|
|
Packit |
6c4009 |
<http://www.gnu.org/licenses/>. */
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
#include <array_length.h>
|
|
Packit |
6c4009 |
#include <resolv.h>
|
|
Packit |
6c4009 |
#include <string.h>
|
|
Packit |
6c4009 |
#include <support/check.h>
|
|
Packit |
6c4009 |
#include <support/test-driver.h>
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
/* Bits which indicate which functions are supposed to report
|
|
Packit |
6c4009 |
success. */
|
|
Packit |
6c4009 |
enum
|
|
Packit |
6c4009 |
{
|
|
Packit |
6c4009 |
hnok = 1,
|
|
Packit |
6c4009 |
dnok = 2,
|
|
Packit |
6c4009 |
mailok = 4,
|
|
Packit |
6c4009 |
ownok = 8,
|
|
Packit |
6c4009 |
allnomailok = hnok | dnok | ownok,
|
|
Packit |
6c4009 |
allok = hnok | dnok | mailok | ownok
|
|
Packit |
6c4009 |
};
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
/* A string of 60 characters. */
|
|
Packit |
6c4009 |
#define STRING60 "zzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz"
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
/* A string of 63 characters (maximum label length). */
|
|
Packit |
6c4009 |
#define STRING63 STRING60 "zzz"
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
/* Combines a test name with the expected results. */
|
|
Packit |
6c4009 |
struct test_case
|
|
Packit |
6c4009 |
{
|
|
Packit |
6c4009 |
const char *dn;
|
|
Packit |
6c4009 |
unsigned int result; /* Combination of the *ok flags. */
|
|
Packit |
6c4009 |
};
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
static const struct test_case tests[] =
|
|
Packit |
6c4009 |
{
|
|
Packit |
6c4009 |
{ "", allok },
|
|
Packit |
6c4009 |
{ ".", allok },
|
|
Packit |
6c4009 |
{ "..", 0 },
|
|
Packit |
6c4009 |
{ "www", allnomailok },
|
|
Packit |
6c4009 |
{ "www.", allnomailok },
|
|
Packit |
6c4009 |
{ "example", allnomailok },
|
|
Packit |
6c4009 |
{ "example.com", allok },
|
|
Packit |
6c4009 |
{ "www.example.com", allok },
|
|
Packit |
6c4009 |
{ "www.example.com.", allok },
|
|
Packit |
6c4009 |
{ "www-.example.com.", allok },
|
|
Packit |
6c4009 |
{ "www.-example.com.", allok },
|
|
Packit |
6c4009 |
{ "*.example.com", dnok | mailok | ownok },
|
|
Packit |
6c4009 |
{ "-v", dnok },
|
|
Packit |
6c4009 |
{ "-v.example.com", mailok | dnok },
|
|
Packit |
6c4009 |
{ "**.example.com", dnok | mailok },
|
|
Packit |
6c4009 |
{ "www.example.com\\", 0 },
|
|
Packit |
6c4009 |
{ STRING63, allnomailok },
|
|
Packit |
6c4009 |
{ STRING63 ".", allnomailok },
|
|
Packit |
6c4009 |
{ STRING63 "\\.", 0 },
|
|
Packit |
6c4009 |
{ STRING63 "z", 0 },
|
|
Packit |
6c4009 |
{ STRING63 ".example.com", allok },
|
|
Packit |
6c4009 |
{ STRING63 "." STRING63 "." STRING63 "." STRING60 "z", allok },
|
|
Packit |
6c4009 |
{ STRING63 "." STRING63 "." STRING63 "." STRING60 "z.", allok },
|
|
Packit |
6c4009 |
{ STRING63 "." STRING63 "." STRING63 "." STRING60 "zz", 0 },
|
|
Packit |
6c4009 |
{ STRING63 "." STRING63 "." STRING63 "." STRING60 "zzz", 0 },
|
|
Packit |
6c4009 |
{ "hostmaster@mail.example.com", dnok | mailok },
|
|
Packit |
6c4009 |
{ "hostmaster\\@mail.example.com", dnok | mailok },
|
|
Packit |
6c4009 |
{ "with whitespace", 0 },
|
|
Packit |
6c4009 |
{ "with\twhitespace", 0 },
|
|
Packit |
6c4009 |
{ "with\nwhitespace", 0 },
|
|
Packit |
6c4009 |
{ "with.whitespace ", 0 },
|
|
Packit |
6c4009 |
{ "with.whitespace\t", 0 },
|
|
Packit |
6c4009 |
{ "with.whitespace\n", 0 },
|
|
Packit |
6c4009 |
{ "with\\ whitespace", 0 },
|
|
Packit |
6c4009 |
{ "with\\\twhitespace", 0 },
|
|
Packit |
6c4009 |
{ "with\\\nwhitespace", 0 },
|
|
Packit |
6c4009 |
{ "with.whitespace\\ ", 0 },
|
|
Packit |
6c4009 |
{ "with.whitespace\\\t", 0 },
|
|
Packit |
6c4009 |
{ "with.whitespace\\\n", 0 },
|
|
Packit |
6c4009 |
};
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
/* Run test case *TEST with FUNC (named FUNCNAME) and report an error
|
|
Packit |
6c4009 |
if the result does not match the result flag at BIT. */
|
|
Packit |
6c4009 |
static void
|
|
Packit |
6c4009 |
one_test (const struct test_case *test, const char *funcname,
|
|
Packit |
6c4009 |
int (*func) (const char *), unsigned int bit)
|
|
Packit |
6c4009 |
{
|
|
Packit |
6c4009 |
int expected = (test->result & bit) != 0;
|
|
Packit |
6c4009 |
int actual = func (test->dn);
|
|
Packit |
6c4009 |
if (actual != expected)
|
|
Packit |
6c4009 |
{
|
|
Packit |
6c4009 |
support_record_failure ();
|
|
Packit |
6c4009 |
printf ("error: %s (\"%s\"): expected=%d, actual=%d\n",
|
|
Packit |
6c4009 |
funcname, test->dn, expected, actual);
|
|
Packit |
6c4009 |
}
|
|
Packit |
6c4009 |
}
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
/* Run 255 tests using all the bytes from 1 to 255, surround the byte
|
|
Packit |
6c4009 |
with the strings PREFIX and SUFFIX, and check that FUNC (named
|
|
Packit |
6c4009 |
FUNCNAME) accepts only those bytes listed in ACCEPTED. */
|
|
Packit |
6c4009 |
static void
|
|
Packit |
6c4009 |
one_char (const char *prefix, const char *accepted, const char *suffix,
|
|
Packit |
6c4009 |
const char *funcname, int (*func) (const char *))
|
|
Packit |
6c4009 |
{
|
|
Packit |
6c4009 |
for (int ch = 1; ch <= 255; ++ch)
|
|
Packit |
6c4009 |
{
|
|
Packit |
6c4009 |
char dn[1024];
|
|
Packit |
6c4009 |
snprintf (dn, sizeof (dn), "%s%c%s", prefix, ch, suffix);
|
|
Packit |
6c4009 |
int expected = strchr (accepted, ch) != NULL;
|
|
Packit |
6c4009 |
int actual = func (dn);
|
|
Packit |
6c4009 |
if (actual != expected)
|
|
Packit |
6c4009 |
{
|
|
Packit |
6c4009 |
support_record_failure ();
|
|
Packit |
6c4009 |
printf ("error: %s (\"%s\"): expected=%d, actual=%d\n",
|
|
Packit |
6c4009 |
funcname, dn, expected, actual);
|
|
Packit |
6c4009 |
}
|
|
Packit |
6c4009 |
}
|
|
Packit |
6c4009 |
}
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
#define LETTERSDIGITS \
|
|
Packit |
6c4009 |
"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789"
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
#define PRINTABLE \
|
|
Packit |
6c4009 |
"!\"#$%&'()*+,/:;<=>?@[\\]^`{|}~"
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
static int
|
|
Packit |
6c4009 |
do_test (void)
|
|
Packit |
6c4009 |
{
|
|
Packit |
6c4009 |
for (const struct test_case *test = tests; test < array_end (tests); ++test)
|
|
Packit |
6c4009 |
{
|
|
Packit |
6c4009 |
if (test_verbose)
|
|
Packit |
6c4009 |
printf ("info: testing domain name [[[%s]]] (0x%x)\n",
|
|
Packit |
6c4009 |
test->dn, test->result);
|
|
Packit |
6c4009 |
one_test (test, "res_hnok", res_hnok, hnok);
|
|
Packit |
6c4009 |
one_test (test, "res_dnok", res_dnok, dnok);
|
|
Packit |
6c4009 |
one_test (test, "res_mailok", res_mailok, mailok);
|
|
Packit |
6c4009 |
one_test (test, "res_ownok", res_ownok, ownok);
|
|
Packit |
6c4009 |
}
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
one_char
|
|
Packit |
6c4009 |
("", LETTERSDIGITS "._", "", "res_hnok", res_hnok);
|
|
Packit |
6c4009 |
one_char
|
|
Packit |
6c4009 |
("middle",
|
|
Packit |
6c4009 |
LETTERSDIGITS ".-_\\", /* "middle\\suffix" == "middlesuffix", so good. */
|
|
Packit |
6c4009 |
"suffix", "res_hnok", res_hnok);
|
|
Packit |
6c4009 |
one_char
|
|
Packit |
6c4009 |
("middle",
|
|
Packit |
6c4009 |
LETTERSDIGITS ".-_" PRINTABLE,
|
|
Packit |
6c4009 |
"suffix.example", "res_mailok", res_mailok);
|
|
Packit |
6c4009 |
one_char
|
|
Packit |
6c4009 |
("mailbox.middle",
|
|
Packit |
6c4009 |
LETTERSDIGITS ".-_\\",
|
|
Packit |
6c4009 |
"suffix.example", "res_mailok", res_mailok);
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
return 0;
|
|
Packit |
6c4009 |
}
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
#include <support/test-driver.c>
|