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Merge 48652f081125130a0dda11ae5ed3e7d215585273 into 3bb373867917b674265067cbd38b9d252c43d014

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Dave Rodgman 2026-07-20 21:06:31 +01:00 committed by GitHub
commit 4d48f3cbdd
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1 changed files with 10 additions and 1 deletions
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11
tests/suites/test_suite_constant_time_hmac.function
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@ -51,11 +51,20 @@ void ssl_cf_hmac(int hash)
ref_out, out_len,
&key));
/*
* Test all possible lengths up to a point. The difference between
* Test various possible lengths up to a point. The difference between
* max_in_len and min_in_len is at most 255, and make sure they both vary
* by at least one block size.
*
* It is quite expensive to test all possible lengths, so we test values
* which are within 1 of a multiple of block_size, plus loop end values.
*/
for (max_in_len = 0; max_in_len <= 255 + block_size; max_in_len++) {
int no_skip = (((max_in_len + block_size + 1) % block_size) < 3) ||
(max_in_len >= ((255 + block_size) - 1));
if (!no_skip) {
continue;
}
mbedtls_test_set_step(max_in_len * 10000);
/* Use allocated in buffer to catch overreads */