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ipxe/src/tests/ipv6_test.c

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/*
* Copyright (C) 2013 Michael Brown <mbrown@fensystems.co.uk>.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or (at your option) any later version.
*
* This program 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
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA.
*
* You can also choose to distribute this program under the terms of
* the Unmodified Binary Distribution Licence (as given in the file
* COPYING.UBDL), provided that you have satisfied its requirements.
*/
FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
/** @file
*
* IPv6 tests
*
*/
/* Forcibly enable assertions */
#undef NDEBUG
#include <stdint.h>
#include <string.h>
#include <byteswap.h>
#include <ipxe/ipv6.h>
#include <ipxe/test.h>
/** Define inline IPv6 address */
#define IPV6(...) { __VA_ARGS__ }
/** The unspecified IPv6 address */
static const struct in6_addr sample_unspecified = {
.s6_addr = IPV6 ( 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 ),
};
/** A sample link-local IPv6 address */
static const struct in6_addr sample_link_local = {
.s6_addr = IPV6 ( 0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x69, 0xff, 0xfe, 0x50, 0x58, 0x45 ),
};
/** A sample global IPv6 address */
static const struct in6_addr sample_global = {
.s6_addr = IPV6 ( 0x20, 0x01, 0x0b, 0xa8, 0x00, 0x00, 0x01, 0xd4,
0x00, 0x00, 0x00, 0x00, 0x69, 0x50, 0x58, 0x45 ),
};
/** A sample multicast IPv6 address */
static const struct in6_addr sample_multicast = {
.s6_addr = IPV6 ( 0xff, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 ),
};
/**
* Report an inet6_ntoa() test result
*
* @v addr IPv6 address
* @v text Expected textual representation
*/
#define inet6_ntoa_ok( addr, text ) do { \
static const struct in6_addr in = { \
.s6_addr = addr, \
}; \
static const char expected[] = text; \
char *actual; \
\
actual = inet6_ntoa ( &in ); \
DBG ( "inet6_ntoa ( %04x:%04x:%04x:%04x:%04x:%04x:%04x:%04x ) " \
"= %s\n", ntohs ( in.s6_addr16[0] ), \
ntohs ( in.s6_addr16[1] ), ntohs ( in.s6_addr16[2] ), \
ntohs ( in.s6_addr16[3] ), ntohs ( in.s6_addr16[4] ), \
ntohs ( in.s6_addr16[5] ), ntohs ( in.s6_addr16[6] ), \
ntohs ( in.s6_addr16[7] ), actual ); \
ok ( strcmp ( actual, expected ) == 0 ); \
} while ( 0 )
/**
* Report an inet6_aton() test result
*
* @v text Textual representation
* @v addr Expected IPv6 address
*/
#define inet6_aton_ok( text, addr ) do { \
static const char string[] = text; \
static const struct in6_addr expected = { \
.s6_addr = addr, \
}; \
struct in6_addr actual; \
\
ok ( inet6_aton ( string, &actual ) == 0 ); \
DBG ( "inet6_aton ( \"%s\" ) = %s\n", string, \
inet6_ntoa ( &actual ) ); \
ok ( memcmp ( &actual, &expected, sizeof ( actual ) ) == 0 ); \
} while ( 0 )
/**
* Report an inet6_aton() failure test result
*
* @v text Textual representation
*/
#define inet6_aton_fail_ok( text ) do { \
static const char string[] = text; \
struct in6_addr dummy; \
\
ok ( inet6_aton ( string, &dummy ) != 0 ); \
} while ( 0 )
/**
* Perform IPv6 self-tests
*
*/
static void ipv6_test_exec ( void ) {
/* Address testing macros */
ok ( IN6_IS_ADDR_UNSPECIFIED ( &sample_unspecified ) );
ok ( ! IN6_IS_ADDR_UNSPECIFIED ( &sample_link_local ) );
ok ( ! IN6_IS_ADDR_UNSPECIFIED ( &sample_global ) );
ok ( ! IN6_IS_ADDR_UNSPECIFIED ( &sample_multicast ) );
ok ( ! IN6_IS_ADDR_MULTICAST ( &sample_unspecified ) );
ok ( ! IN6_IS_ADDR_MULTICAST ( &sample_link_local ) );
ok ( ! IN6_IS_ADDR_MULTICAST ( &sample_global ) );
ok ( IN6_IS_ADDR_MULTICAST ( &sample_multicast ) );
ok ( ! IN6_IS_ADDR_LINKLOCAL ( &sample_unspecified ) );
ok ( IN6_IS_ADDR_LINKLOCAL ( &sample_link_local ) );
ok ( ! IN6_IS_ADDR_LINKLOCAL ( &sample_global ) );
ok ( ! IN6_IS_ADDR_LINKLOCAL ( &sample_multicast ) );
/* inet6_ntoa() tests */
inet6_ntoa_ok ( IPV6 ( 0x20, 0x01, 0x0b, 0xa8, 0x00, 0x00, 0x01, 0xd4,
0x00, 0x00, 0x00, 0x00, 0x69, 0x50, 0x58, 0x45 ),
"2001:ba8:0:1d4::6950:5845" );
/* No zeros */
inet6_ntoa_ok ( IPV6 ( 0x20, 0x01, 0x0d, 0xb8, 0x00, 0x01, 0x00, 0x01,
0x00, 0x01, 0x00, 0x01, 0x00, 0x01, 0x00, 0x01 ),
"2001:db8:1:1:1:1:1:1" );
/* Run of zeros */
inet6_ntoa_ok ( IPV6 ( 0x20, 0x01, 0x0d, 0xb8, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 ),
"2001:db8::1" );
/* No "::" for single zero */
inet6_ntoa_ok ( IPV6 ( 0x20, 0x01, 0x0d, 0xb8, 0x00, 0x00, 0x00, 0x01,
0x00, 0x01, 0x00, 0x01, 0x00, 0x01, 0x00, 0x01 ),
"2001:db8:0:1:1:1:1:1" );
/* Use "::" for longest run of zeros */
inet6_ntoa_ok ( IPV6 ( 0x20, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 ),
"2001:0:0:1::1" );
/* Use "::" for leftmost equal-length run of zeros */
inet6_ntoa_ok ( IPV6 ( 0x20, 0x01, 0x0d, 0xb8, 0x00, 0x00, 0x00, 0x00,
0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 ),
"2001:db8::1:0:0:1" );
/* Trailing run of zeros */
inet6_ntoa_ok ( IPV6 ( 0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 ),
"fe80::" );
/* Leading run of zeros */
inet6_ntoa_ok ( IPV6 ( 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 ),
"::1" );
/* All zeros */
inet6_ntoa_ok ( IPV6 ( 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 ),
"::" );
/* Maximum length */
inet6_ntoa_ok ( IPV6 ( 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff ),
"ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff" );
/* inet6_aton() tests */
inet6_aton_ok ( "2001:ba8:0:1d4::6950:5845",
IPV6 ( 0x20, 0x01, 0x0b, 0xa8, 0x00, 0x00, 0x01, 0xd4,
0x00, 0x00, 0x00, 0x00, 0x69, 0x50, 0x58, 0x45));
/* No zeros */
inet6_aton_ok ( "2001:db8:1:1:1:1:1:1",
IPV6 ( 0x20, 0x01, 0x0d, 0xb8, 0x00, 0x01, 0x00, 0x01,
0x00, 0x01, 0x00, 0x01, 0x00, 0x01, 0x00, 0x01));
/* All intervening zeros */
inet6_aton_ok ( "fe80::1",
IPV6 ( 0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01));
/* Trailing run of zeros */
inet6_aton_ok ( "fe80::",
IPV6 ( 0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00));
/* Leading run of zeros */
inet6_aton_ok ( "::1",
IPV6 ( 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01));
/* All zeros */
inet6_aton_ok ( "::",
IPV6 ( 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00));
/* inet6_aton() failure tests */
inet6_aton_fail_ok ( "20012:ba8:0:1d4::6950:5845" );
inet6_aton_fail_ok ( "200z:ba8:0:1d4::6950:5845" );
inet6_aton_fail_ok ( "2001.ba8:0:1d4::6950:5845" );
inet6_aton_fail_ok ( "2001:db8:1:1:1:1:1" );
inet6_aton_fail_ok ( "2001:db8:1:1:1:1:1:1:2" );
inet6_aton_fail_ok ( "2001:db8::1::2" );
inet6_aton_fail_ok ( "2001:ba8:0:1d4:::6950:5845" );
inet6_aton_fail_ok ( ":::" );
}
/** IPv6 self-test */
struct self_test ipv6_test __self_test = {
.name = "ipv6",
.exec = ipv6_test_exec,
};
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