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| author | Randall Spangler <rspangler@chromium.org> | 2015-12-15 11:39:21 -0800 |
|---|---|---|
| committer | chrome-bot <chrome-bot@chromium.org> | 2015-12-16 03:35:42 -0800 |
| commit | 885b6ae60561c5b864afd94230dd0bdad53ce4d5 (patch) | |
| tree | e24e910b45e8af6ce779f4399a8bdad8967a12b0 | |
| parent | b37e6672ebb4be7f2a3ec7d55a3e322f7afe1900 (diff) | |
| download | vboot-885b6ae60561c5b864afd94230dd0bdad53ce4d5.tar.gz | |
Test sha-256 with multiple odd-length updates
This verifies that the VB2 sha-256 library can handle odd-length
updates.
The expected digest was generated from:
echo -n 'test1test2test3' | sha256sum
BUG=None
BRANCH=None
TEST=make runtests
Change-Id: Ia7d57322a1a4b10e718c47f1dae38ed244cf8ebc
Signed-off-by: Randall Spangler <rspangler@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/318363
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
| -rw-r--r-- | tests/vb2_sha_tests.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/tests/vb2_sha_tests.c b/tests/vb2_sha_tests.c index 0919ff9c..0a85096f 100644 --- a/tests/vb2_sha_tests.c +++ b/tests/vb2_sha_tests.c @@ -44,6 +44,14 @@ void sha256_tests(void) { uint8_t digest[VB2_SHA256_DIGEST_SIZE]; uint8_t *test_inputs[3]; + struct vb2_sha256_context ctx; + uint8_t expect_multiple[VB2_SHA256_DIGEST_SIZE] = + { + 0x07, 0x08, 0xb4, 0xca, 0x46, 0x4c, 0x40, 0x39, + 0x07, 0x06, 0x88, 0x80, 0x30, 0x55, 0x5d, 0x86, + 0x0e, 0x4a, 0x0d, 0x2b, 0xc6, 0xc4, 0x87, 0x39, + 0x2c, 0x16, 0x55, 0xb0, 0x82, 0x13, 0x16, 0x29 + }; int i; test_inputs[0] = (uint8_t *) oneblock_msg; @@ -65,6 +73,15 @@ void sha256_tests(void) VB2_HASH_SHA256, digest, sizeof(digest) - 1), VB2_ERROR_SHA_FINALIZE_DIGEST_SIZE, "vb2_digest_buffer() too small"); + + /* Test multiple small extends */ + vb2_sha256_init(&ctx); + vb2_sha256_update(&ctx, (uint8_t *)"test1", 5); + vb2_sha256_update(&ctx, (uint8_t *)"test2", 5); + vb2_sha256_update(&ctx, (uint8_t *)"test3", 5); + vb2_sha256_finalize(&ctx, digest); + TEST_EQ(memcmp(digest, expect_multiple, sizeof(digest)), 0, + "SHA-256 multiple extends"); } void sha512_tests(void) |