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/*
* Copyright (C) 2012 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 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
*
* SHA-256 tests
*
* NIST test vectors are taken from
*
* http://csrc.nist.gov/groups/ST/toolkit/documents/Examples/SHA256.pdf
*
*/
/* Forcibly enable assertions */
#undef NDEBUG
#include <ipxe/sha256.h>
#include <ipxe/test.h>
#include "digest_test.h"
/* Empty test vector (digest obtained from "sha256sum /dev/null") */
DIGEST_TEST ( sha256_empty, &sha256_algorithm, DIGEST_EMPTY,
DIGEST ( 0xe3, 0xb0, 0xc4, 0x42, 0x98, 0xfc, 0x1c, 0x14, 0x9a,
0xfb, 0xf4, 0xc8, 0x99, 0x6f, 0xb9, 0x24, 0x27, 0xae,
0x41, 0xe4, 0x64, 0x9b, 0x93, 0x4c, 0xa4, 0x95, 0x99,
0x1b, 0x78, 0x52, 0xb8, 0x55 ) );
/* NIST test vector "abc" */
DIGEST_TEST ( sha256_nist_abc, &sha256_algorithm, DIGEST_NIST_ABC,
DIGEST ( 0xba, 0x78, 0x16, 0xbf, 0x8f, 0x01, 0xcf, 0xea, 0x41,
0x41, 0x40, 0xde, 0x5d, 0xae, 0x22, 0x23, 0xb0, 0x03,
0x61, 0xa3, 0x96, 0x17, 0x7a, 0x9c, 0xb4, 0x10, 0xff,
0x61, 0xf2, 0x00, 0x15, 0xad ) );
/* NIST test vector "abc...opq" */
DIGEST_TEST ( sha256_nist_abc_opq, &sha256_algorithm, DIGEST_NIST_ABC_OPQ,
DIGEST ( 0x24, 0x8d, 0x6a, 0x61, 0xd2, 0x06, 0x38, 0xb8, 0xe5,
0xc0, 0x26, 0x93, 0x0c, 0x3e, 0x60, 0x39, 0xa3, 0x3c,
0xe4, 0x59, 0x64, 0xff, 0x21, 0x67, 0xf6, 0xec, 0xed,
0xd4, 0x19, 0xdb, 0x06, 0xc1 ) );
/**
* Perform SHA-256 self-test
*
*/
static void sha256_test_exec ( void ) {
/* Correctness tests */
digest_ok ( &sha256_empty );
digest_ok ( &sha256_nist_abc );
digest_ok ( &sha256_nist_abc_opq );
/* Speed tests */
DBG ( "SHA256 required %ld cycles per byte\n",
digest_cost ( &sha256_algorithm ) );
}
/** SHA-256 self-test */
struct self_test sha256_test __self_test = {
.name = "sha256",
.exec = sha256_test_exec,
};
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