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| author | Michael Brown | 2015-04-12 15:50:18 +0200 |
|---|---|---|
| committer | Michael Brown | 2015-04-12 18:01:10 +0200 |
| commit | 4dbc44348ca9011465c3bce38757173c059309ec (patch) | |
| tree | c5f0790a71bc74fe3083a18e164416b0ecf3ed4b /src/tests | |
| parent | [test] Simplify digest algorithm self-tests (diff) | |
| download | ipxe-4dbc44348ca9011465c3bce38757173c059309ec.tar.gz ipxe-4dbc44348ca9011465c3bce38757173c059309ec.tar.xz ipxe-4dbc44348ca9011465c3bce38757173c059309ec.zip | |
[crypto] Add SHA-224 algorithm
SHA-224 is almost identical to SHA-256, with differing initial hash
values and a truncated output length.
This implementation has been verified using the NIST SHA-224 test
vectors.
Signed-off-by: Michael Brown <mcb30@ipxe.org>
Diffstat (limited to 'src/tests')
| -rw-r--r-- | src/tests/sha256_test.c | 33 |
1 files changed, 30 insertions, 3 deletions
diff --git a/src/tests/sha256_test.c b/src/tests/sha256_test.c index 80756466..3b4c423f 100644 --- a/src/tests/sha256_test.c +++ b/src/tests/sha256_test.c @@ -25,11 +25,12 @@ FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); /** @file * - * SHA-256 tests + * SHA-256 family tests * * NIST test vectors are taken from * * http://csrc.nist.gov/groups/ST/toolkit/documents/Examples/SHA256.pdf + * http://csrc.nist.gov/groups/ST/toolkit/documents/Examples/SHA224.pdf * */ @@ -61,8 +62,29 @@ DIGEST_TEST ( sha256_nist_abc_opq, &sha256_algorithm, DIGEST_NIST_ABC_OPQ, 0xe4, 0x59, 0x64, 0xff, 0x21, 0x67, 0xf6, 0xec, 0xed, 0xd4, 0x19, 0xdb, 0x06, 0xc1 ) ); +/* Empty test vector (digest obtained from "sha224sum /dev/null") */ +DIGEST_TEST ( sha224_empty, &sha224_algorithm, DIGEST_EMPTY, + DIGEST ( 0xd1, 0x4a, 0x02, 0x8c, 0x2a, 0x3a, 0x2b, 0xc9, 0x47, + 0x61, 0x02, 0xbb, 0x28, 0x82, 0x34, 0xc4, 0x15, 0xa2, + 0xb0, 0x1f, 0x82, 0x8e, 0xa6, 0x2a, 0xc5, 0xb3, 0xe4, + 0x2f ) ); + +/* NIST test vector "abc" */ +DIGEST_TEST ( sha224_nist_abc, &sha224_algorithm, DIGEST_NIST_ABC, + DIGEST ( 0x23, 0x09, 0x7d, 0x22, 0x34, 0x05, 0xd8, 0x22, 0x86, + 0x42, 0xa4, 0x77, 0xbd, 0xa2, 0x55, 0xb3, 0x2a, 0xad, + 0xbc, 0xe4, 0xbd, 0xa0, 0xb3, 0xf7, 0xe3, 0x6c, 0x9d, + 0xa7 ) ); + +/* NIST test vector "abc...opq" */ +DIGEST_TEST ( sha224_nist_abc_opq, &sha224_algorithm, DIGEST_NIST_ABC_OPQ, + DIGEST ( 0x75, 0x38, 0x8b, 0x16, 0x51, 0x27, 0x76, 0xcc, 0x5d, + 0xba, 0x5d, 0xa1, 0xfd, 0x89, 0x01, 0x50, 0xb0, 0xc6, + 0x45, 0x5c, 0xb4, 0xf5, 0x8b, 0x19, 0x52, 0x52, 0x25, + 0x25 ) ); + /** - * Perform SHA-256 self-test + * Perform SHA-256 family self-test * */ static void sha256_test_exec ( void ) { @@ -71,13 +93,18 @@ static void sha256_test_exec ( void ) { digest_ok ( &sha256_empty ); digest_ok ( &sha256_nist_abc ); digest_ok ( &sha256_nist_abc_opq ); + digest_ok ( &sha224_empty ); + digest_ok ( &sha224_nist_abc ); + digest_ok ( &sha224_nist_abc_opq ); /* Speed tests */ DBG ( "SHA256 required %ld cycles per byte\n", digest_cost ( &sha256_algorithm ) ); + DBG ( "SHA224 required %ld cycles per byte\n", + digest_cost ( &sha224_algorithm ) ); } -/** SHA-256 self-test */ +/** SHA-256 family self-test */ struct self_test sha256_test __self_test = { .name = "sha256", .exec = sha256_test_exec, |