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put a comment reminding us that we do hashes in software only

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svn:r1925
This commit is contained in:
Roger Dingledine 2004-06-01 16:36:56 +00:00
parent 834ffa358f
commit 8ca162c472
1 changed files with 5 additions and 0 deletions
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5
src/common/crypto.c
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@ -1018,6 +1018,11 @@ crypto_digest_add_bytes(crypto_digest_env_t *digest, const char *data,
{
tor_assert(digest);
tor_assert(data);
/* Using the SHA1_*() calls directly means we don't support doing
* sha1 in hardware. But so far the delay of getting the question
* to the hardware, and hearing the answer, is likely higher than
* just doing it ourselves. Hashes are fast.
*/
SHA1_Update(&digest->d, (void*)data, len);
}