diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/ec25519_secret.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/src/ec25519_secret.c b/src/ec25519_secret.c index 5819a6c..9108613 100644 --- a/src/ec25519_secret.c +++ b/src/ec25519_secret.c @@ -176,3 +176,12 @@ void ecc_25519_secret_mult(ecc_secret_key_256 *out, const ecc_secret_key_256 *in montgomery(out->s, R, C); } +/* TODO implement properly, rule out zero etc. */ +void ecc_25519_secret_sanitize(ecc_secret_key_256 *out, const ecc_secret_key_256 *in) { + int i; + + for (i = 0; i < 32; i++) + out->s[i] = in->s[i]; + + out->s[31] |= 0x80; +} |