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ringct: cosmetic fixes

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Ported from Shen's RingCT repo
This commit is contained in:
Shen Noether
2016-08-28 21:27:59 +01:00
committed by moneromooo-monero
parent 55ff136e12
commit 56f6549962
4 changed files with 9 additions and 46 deletions
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src/ringct/rctSigs.cpp
+6 -15
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@@ -49,12 +49,13 @@ namespace rct {
skGen(s2);
addKeys2(L2, s2, c2, P2);
hash_to_scalar(c1, L2);
//s1 = a - x * c1
sc_mulsub(s1.bytes, x.bytes, c1.bytes, a.bytes);
}
else if (index == 1) {
scalarmultBase(L2, a);
skGen(s1);
hash_to_scalar(c1, L2);
skGen(s1);
addKeys2(L1, s1, c1, P1);
hash_to_scalar(c2, L1);
sc_mulsub(s2.bytes, x.bytes, c2.bytes, a.bytes);
@@ -91,7 +92,6 @@ namespace rct {
asnlSig rv;
rv.s = zero();
for (j = 0; j < ATOMS; j++) {
//void GenSchnorrNonLinkable(Bytes L1, Bytes s1, Bytes s2, const Bytes x, const Bytes P1,const Bytes P2, int index) {
GenSchnorrNonLinkable(rv.L1[j], s1[j], rv.s2[j], x[j], P1[j], P2[j], (int)indices[j]);
sc_add(rv.s.bytes, rv.s.bytes, s1[j].bytes);
}
@@ -119,7 +119,6 @@ namespace rct {
}
key cc;
sc_sub(cc.bytes, LHS.bytes, RHS.bytes);
DP(cc);
return sc_isnonzero(cc.bytes) == 0;
}
@@ -269,10 +268,6 @@ namespace rct {
copy(c_old, c);
i = (i + 1);
}
DP("c0");
DP(rv.cc);
DP("c_old");
DP(c_old);
sc_sub(c.bytes, c_old.bytes, rv.cc.bytes);
return sc_isnonzero(c.bytes) == 0;
}
@@ -327,11 +322,7 @@ namespace rct {
addKeys(Ctmp, Ctmp, as.Ci[i]);
}
bool reb = equalKeys(C, Ctmp);
DP("is sum Ci = C:");
DP(reb);
bool rab = VerASNL(as.Ci, CiH, as.asig);
DP("Is in range?");
DP(rab);
return (reb && rab);
}
@@ -369,21 +360,21 @@ namespace rct {
M[i][rows] = identity();
for (j = 0; j < rows; j++) {
M[i][j] = pubs[i][j].dest;
addKeys(M[i][rows], M[i][rows], pubs[i][j].mask);
addKeys(M[i][rows], M[i][rows], pubs[i][j].mask); //add input commitments in last row
}
}
sc_0(sk[rows].bytes);
for (j = 0; j < rows; j++) {
sk[j] = copy(inSk[j].dest);
sc_add(sk[rows].bytes, sk[rows].bytes, inSk[j].mask.bytes);
sc_add(sk[rows].bytes, sk[rows].bytes, inSk[j].mask.bytes); //add masks in last row
}
for (i = 0; i < cols; i++) {
for (size_t j = 0; j < outPk.size(); j++) {
subKeys(M[i][rows], M[i][rows], outPk[j].mask);
subKeys(M[i][rows], M[i][rows], outPk[j].mask); //subtract output Ci's in last row
}
}
for (size_t j = 0; j < outPk.size(); j++) {
sc_sub(sk[rows].bytes, sk[rows].bytes, outSk[j].mask.bytes);
sc_sub(sk[rows].bytes, sk[rows].bytes, outSk[j].mask.bytes); //subtract output masks in last row..
}
key message = cn_fast_hash(outPk);
return MLSAG_Gen(message, M, sk, index);