diff options
Diffstat (limited to 'src/common/crypto.c')
| -rw-r--r-- | src/common/crypto.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/src/common/crypto.c b/src/common/crypto.c index 5b5fb755b2..283b00575d 100644 --- a/src/common/crypto.c +++ b/src/common/crypto.c @@ -774,6 +774,18 @@ crypto_pk_cmp_keys(crypto_pk_t *a, crypto_pk_t *b) return BN_cmp((a->key)->e, (b->key)->e); } +/** Compare the public-key components of a and b. Return non-zero iff + * a==b. A NULL key is considered to be distinct from all non-NULL + * keys, and equal to itself. + * + * Note that this may leak information about the keys through timing. + */ +int +crypto_pk_eq_keys(crypto_pk_t *a, crypto_pk_t *b) +{ + return (crypto_pk_cmp_keys(a, b) == 0); +} + /** Return the size of the public key modulus in <b>env</b>, in bytes. */ size_t crypto_pk_keysize(crypto_pk_t *env) |