diff options
Diffstat (limited to 'src/tests/ipv6_test.c')
-rw-r--r-- | src/tests/ipv6_test.c | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/src/tests/ipv6_test.c b/src/tests/ipv6_test.c new file mode 100644 index 0000000..10e964d --- /dev/null +++ b/src/tests/ipv6_test.c @@ -0,0 +1,115 @@ +/* + * 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. + */ + +FILE_LICENCE ( GPL2_OR_LATER ); + +/** @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__ } + +/** + * 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 ) + +/** + * Perform IPv6 self-tests + * + */ +static void ipv6_test_exec ( void ) { + + /* 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" ); +} + +/** IPv6 self-test */ +struct self_test ipv6_test __self_test = { + .name = "ipv6", + .exec = ipv6_test_exec, +}; |