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Add TEST_CF_SECRET to mbedtls_ct_memcpy_if_eq test

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Signed-off-by: Dave Rodgman <dave.rodgman@arm.com>
This commit is contained in:
Dave Rodgman 2023-01-21 11:00:30 +00:00
parent 22b0d1adbf
commit 58c721e894
1 changed files with 22 additions and 3 deletions
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25
tests/suites/test_suite_constant_time.function
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@ -80,7 +80,17 @@ void mbedtls_ct_memcpy_if_eq(int eq, int size, int offset)
expected[i] = eq ? 1 : 0xff;
}
mbedtls_ct_memcpy_if_eq(result + offset, src, size, eq, 1);
int one, secret_eq;
TEST_CF_SECRET(&one, sizeof(one));
TEST_CF_SECRET(&secret_eq, sizeof(secret_eq));
one = 1;
secret_eq = eq;
mbedtls_ct_memcpy_if_eq(result + offset, src, size, secret_eq, one);
TEST_CF_PUBLIC(&one, sizeof(one));
TEST_CF_PUBLIC(&secret_eq, sizeof(secret_eq));
ASSERT_COMPARE(expected, size, result + offset, size);
for (int i = 0; i < size + offset; i++) {
@ -88,9 +98,18 @@ void mbedtls_ct_memcpy_if_eq(int eq, int size, int offset)
result[i] = 0xff;
expected[i] = eq ? 1 : 0xff;
}
mbedtls_ct_memcpy_if_eq(result, src + offset, size, eq, 1);
ASSERT_COMPARE(expected, size, result, size);
TEST_CF_SECRET(&one, sizeof(one));
TEST_CF_SECRET(&secret_eq, sizeof(secret_eq));
one = 1;
secret_eq = eq;
mbedtls_ct_memcpy_if_eq(result, src + offset, size, secret_eq, one);
TEST_CF_PUBLIC(&one, sizeof(one));
TEST_CF_PUBLIC(&secret_eq, sizeof(secret_eq));
ASSERT_COMPARE(expected, size, result, size);
exit:
mbedtls_free(src);
mbedtls_free(result);