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[crypto] Add SHA-384 algorithm

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SHA-384 is almost identical to SHA-512, with differing initial hash
values and a truncated output length.

This implementation has been verified using the NIST SHA-384 test
vectors.

Signed-off-by: Michael Brown <mcb30@ipxe.org>
This commit is contained in:
Michael Brown
2015-04-12 15:53:39 +01:00
parent 6f713c2d95
commit 02879299c9
4 changed files with 129 additions and 3 deletions
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39
src/tests/sha512_test.c
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@@ -25,11 +25,12 @@ FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
/** @file
*
* SHA-512 tests
* SHA-512 family tests
*
* NIST test vectors are taken from
*
* http://csrc.nist.gov/groups/ST/toolkit/documents/Examples/SHA512.pdf
* http://csrc.nist.gov/groups/ST/toolkit/documents/Examples/SHA384.pdf
*
*/
@@ -73,8 +74,35 @@ DIGEST_TEST ( sha512_nist_abc_stu, &sha512_algorithm, DIGEST_NIST_ABC_STU,
0x26, 0x54, 0x5e, 0x96, 0xe5, 0x5b, 0x87, 0x4b, 0xe9,
0x09 ) );
/* Empty test vector (digest obtained from "sha384sum /dev/null") */
DIGEST_TEST ( sha384_empty, &sha384_algorithm, DIGEST_EMPTY,
DIGEST ( 0x38, 0xb0, 0x60, 0xa7, 0x51, 0xac, 0x96, 0x38, 0x4c,
0xd9, 0x32, 0x7e, 0xb1, 0xb1, 0xe3, 0x6a, 0x21, 0xfd,
0xb7, 0x11, 0x14, 0xbe, 0x07, 0x43, 0x4c, 0x0c, 0xc7,
0xbf, 0x63, 0xf6, 0xe1, 0xda, 0x27, 0x4e, 0xde, 0xbf,
0xe7, 0x6f, 0x65, 0xfb, 0xd5, 0x1a, 0xd2, 0xf1, 0x48,
0x98, 0xb9, 0x5b ) );
/* NIST test vector "abc" */
DIGEST_TEST ( sha384_nist_abc, &sha384_algorithm, DIGEST_NIST_ABC,
DIGEST ( 0xcb, 0x00, 0x75, 0x3f, 0x45, 0xa3, 0x5e, 0x8b, 0xb5,
0xa0, 0x3d, 0x69, 0x9a, 0xc6, 0x50, 0x07, 0x27, 0x2c,
0x32, 0xab, 0x0e, 0xde, 0xd1, 0x63, 0x1a, 0x8b, 0x60,
0x5a, 0x43, 0xff, 0x5b, 0xed, 0x80, 0x86, 0x07, 0x2b,
0xa1, 0xe7, 0xcc, 0x23, 0x58, 0xba, 0xec, 0xa1, 0x34,
0xc8, 0x25, 0xa7 ) );
/* NIST test vector "abc...stu" */
DIGEST_TEST ( sha384_nist_abc_stu, &sha384_algorithm, DIGEST_NIST_ABC_STU,
DIGEST ( 0x09, 0x33, 0x0c, 0x33, 0xf7, 0x11, 0x47, 0xe8, 0x3d,
0x19, 0x2f, 0xc7, 0x82, 0xcd, 0x1b, 0x47, 0x53, 0x11,
0x1b, 0x17, 0x3b, 0x3b, 0x05, 0xd2, 0x2f, 0xa0, 0x80,
0x86, 0xe3, 0xb0, 0xf7, 0x12, 0xfc, 0xc7, 0xc7, 0x1a,
0x55, 0x7e, 0x2d, 0xb9, 0x66, 0xc3, 0xe9, 0xfa, 0x91,
0x74, 0x60, 0x39 ) );
/**
* Perform SHA-512 self-test
* Perform SHA-512 family self-test
*
*/
static void sha512_test_exec ( void ) {
@@ -83,13 +111,18 @@ static void sha512_test_exec ( void ) {
digest_ok ( &sha512_empty );
digest_ok ( &sha512_nist_abc );
digest_ok ( &sha512_nist_abc_stu );
digest_ok ( &sha384_empty );
digest_ok ( &sha384_nist_abc );
digest_ok ( &sha384_nist_abc_stu );
/* Speed tests */
DBG ( "SHA512 required %ld cycles per byte\n",
digest_cost ( &sha512_algorithm ) );
DBG ( "SHA384 required %ld cycles per byte\n",
digest_cost ( &sha384_algorithm ) );
}
/** SHA-512 self-test */
/** SHA-512 family self-test */
struct self_test sha512_test __self_test = {
.name = "sha512",
.exec = sha512_test_exec,