diff options
Diffstat (limited to 'src/libsec/port/dsaverify.c')
| -rw-r--r-- | src/libsec/port/dsaverify.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/src/libsec/port/dsaverify.c b/src/libsec/port/dsaverify.c index 70e7f3cb..93310b97 100644 --- a/src/libsec/port/dsaverify.c +++ b/src/libsec/port/dsaverify.c @@ -17,18 +17,18 @@ dsaverify(DSApub *pub, DSAsig *sig, mpint *m) v = mpnew(0); sinv = mpnew(0); - // find (s**-1) mod q, make sure it exists + /* find (s**-1) mod q, make sure it exists */ mpextendedgcd(sig->s, pub->q, u1, sinv, v); if(mpcmp(u1, mpone) != 0) goto out; - // u1 = (sinv * m) mod q, u2 = (r * sinv) mod q + /* u1 = (sinv * m) mod q, u2 = (r * sinv) mod q */ mpmul(sinv, m, u1); mpmod(u1, pub->q, u1); mpmul(sig->r, sinv, u2); mpmod(u2, pub->q, u2); - // v = (((alpha**u1)*(key**u2)) mod p) mod q + /* v = (((alpha**u1)*(key**u2)) mod p) mod q */ mpexp(pub->alpha, u1, pub->p, sinv); mpexp(pub->key, u2, pub->p, v); mpmul(sinv, v, v); |