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ringct: prevent use of full ringct signatures for more than one input

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moneromooo-monero 2019-04-11 18:41:41 +00:00
parent 9c77dbf376
commit 93bb2f48f7
No known key found for this signature in database
GPG key ID: 686F07454D6CEFC3
4 changed files with 60 additions and 142 deletions
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1
src/ringct/rctSigs.cpp
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@ -695,6 +695,7 @@ namespace rct {
CHECK_AND_ASSERT_THROW_MES(mixRing[n].size() == inSk.size(), "Bad mixRing size");
}
CHECK_AND_ASSERT_THROW_MES((kLRki && msout) || (!kLRki && !msout), "Only one of kLRki/msout is present");
CHECK_AND_ASSERT_THROW_MES(inSk.size() < 2, "genRct is not suitable for 2+ rings");
rctSig rv;
rv.type = RCTTypeFull;

2
src/ringct/rctTypes.h
View file

@ -191,6 +191,8 @@ namespace rct {
Bulletproof(const rct::keyV &V, const rct::key &A, const rct::key &S, const rct::key &T1, const rct::key &T2, const rct::key &taux, const rct::key &mu, const rct::keyV &L, const rct::keyV &R, const rct::key &a, const rct::key &b, const rct::key &t):
V(V), A(A), S(S), T1(T1), T2(T2), taux(taux), mu(mu), L(L), R(R), a(a), b(b), t(t) {}
bool operator==(const Bulletproof &other) const { return V == other.V && A == other.A && S == other.S && T1 == other.T1 && T2 == other.T2 && taux == other.taux && mu == other.mu && L == other.L && R == other.R && a == other.a && b == other.b && t == other.t; }
BEGIN_SERIALIZE_OBJECT()
// Commitments aren't saved, they're restored via outPk
// FIELD(V)