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| author | Michael Brown | 2015-04-12 17:34:33 +0200 |
|---|---|---|
| committer | Michael Brown | 2015-04-12 18:01:10 +0200 |
| commit | e5e91ab47107dde8eb66442cf35722b5c2ee89f9 (patch) | |
| tree | 45e343291fe779654ebc61965b5a77de431a605b /src/tests | |
| parent | [crypto] Add SHA-384 algorithm (diff) | |
| download | ipxe-e5e91ab47107dde8eb66442cf35722b5c2ee89f9.tar.gz ipxe-e5e91ab47107dde8eb66442cf35722b5c2ee89f9.tar.xz ipxe-e5e91ab47107dde8eb66442cf35722b5c2ee89f9.zip | |
[crypto] Add SHA-512/256 algorithm
SHA-512/256 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-512/256 test
vectors.
Signed-off-by: Michael Brown <mcb30@ipxe.org>
Diffstat (limited to 'src/tests')
| -rw-r--r-- | src/tests/sha512_test.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/src/tests/sha512_test.c b/src/tests/sha512_test.c index 80dc2f4e..f4293d6a 100644 --- a/src/tests/sha512_test.c +++ b/src/tests/sha512_test.c @@ -31,6 +31,7 @@ FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); * * http://csrc.nist.gov/groups/ST/toolkit/documents/Examples/SHA512.pdf * http://csrc.nist.gov/groups/ST/toolkit/documents/Examples/SHA384.pdf + * http://csrc.nist.gov/groups/ST/toolkit/documents/Examples/SHA512_256.pdf * */ @@ -101,6 +102,28 @@ DIGEST_TEST ( sha384_nist_abc_stu, &sha384_algorithm, DIGEST_NIST_ABC_STU, 0x55, 0x7e, 0x2d, 0xb9, 0x66, 0xc3, 0xe9, 0xfa, 0x91, 0x74, 0x60, 0x39 ) ); +/* Empty test vector (digest obtained from "shasum -a 512256 /dev/null") */ +DIGEST_TEST ( sha512_256_empty, &sha512_256_algorithm, DIGEST_EMPTY, + DIGEST ( 0xc6, 0x72, 0xb8, 0xd1, 0xef, 0x56, 0xed, 0x28, 0xab, + 0x87, 0xc3, 0x62, 0x2c, 0x51, 0x14, 0x06, 0x9b, 0xdd, + 0x3a, 0xd7, 0xb8, 0xf9, 0x73, 0x74, 0x98, 0xd0, 0xc0, + 0x1e, 0xce, 0xf0, 0x96, 0x7a ) ); + +/* NIST test vector "abc" */ +DIGEST_TEST ( sha512_256_nist_abc, &sha512_256_algorithm, DIGEST_NIST_ABC, + DIGEST ( 0x53, 0x04, 0x8e, 0x26, 0x81, 0x94, 0x1e, 0xf9, 0x9b, + 0x2e, 0x29, 0xb7, 0x6b, 0x4c, 0x7d, 0xab, 0xe4, 0xc2, + 0xd0, 0xc6, 0x34, 0xfc, 0x6d, 0x46, 0xe0, 0xe2, 0xf1, + 0x31, 0x07, 0xe7, 0xaf, 0x23 ) ); + +/* NIST test vector "abc...stu" */ +DIGEST_TEST ( sha512_256_nist_abc_stu, &sha512_256_algorithm, + DIGEST_NIST_ABC_STU, + DIGEST ( 0x39, 0x28, 0xe1, 0x84, 0xfb, 0x86, 0x90, 0xf8, 0x40, + 0xda, 0x39, 0x88, 0x12, 0x1d, 0x31, 0xbe, 0x65, 0xcb, + 0x9d, 0x3e, 0xf8, 0x3e, 0xe6, 0x14, 0x6f, 0xea, 0xc8, + 0x61, 0xe1, 0x9b, 0x56, 0x3a ) ); + /** * Perform SHA-512 family self-test * @@ -114,12 +137,17 @@ static void sha512_test_exec ( void ) { digest_ok ( &sha384_empty ); digest_ok ( &sha384_nist_abc ); digest_ok ( &sha384_nist_abc_stu ); + digest_ok ( &sha512_256_empty ); + digest_ok ( &sha512_256_nist_abc ); + digest_ok ( &sha512_256_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 ) ); + DBG ( "SHA512/256 required %ld cycles per byte\n", + digest_cost ( &sha512_256_algorithm ) ); } /** SHA-512 family self-test */ |